Set SDK constraints to match Flutter beta (#412)

diff --git a/.travis.yml b/.travis.yml
index 508754a..a9d86ad 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,7 +14,7 @@
             - libstdc++6
             - fonts-droid
       before_script:
-        - git clone https://github.com/flutter/flutter.git --depth 1
+        - git clone https://github.com/flutter/flutter.git
         - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
         - flutter doctor
         - pub global activate flutter_plugin_tools
@@ -37,7 +37,7 @@
             - fonts-droid
             - clang-format-5.0
       before_script:
-        - git clone https://github.com/flutter/flutter.git --depth 1
+        - git clone https://github.com/flutter/flutter.git
         - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
         - flutter doctor
         - pub global activate flutter_plugin_tools
@@ -81,7 +81,7 @@
         - export GRADLE_HOME=$PWD/gradle-4.1
         - export PATH=$GRADLE_HOME/bin:$PATH
         - gradle -v
-        - git clone https://github.com/flutter/flutter.git --depth 1
+        - git clone https://github.com/flutter/flutter.git
         - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
         - flutter doctor
         - pub global activate flutter_plugin_tools
@@ -99,7 +99,7 @@
         - brew install ideviceinstaller
         - brew install ios-deploy
         - pod repo update
-        - git clone https://github.com/flutter/flutter.git --depth 1
+        - git clone https://github.com/flutter/flutter.git
         - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
         - flutter doctor
         - pub global activate flutter_plugin_tools
diff --git a/packages/android_alarm_manager/CHANGELOG.md b/packages/android_alarm_manager/CHANGELOG.md
index 28c6853..dfe5892 100644
--- a/packages/android_alarm_manager/CHANGELOG.md
+++ b/packages/android_alarm_manager/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.1.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.0.5
 
 * Simplified and upgraded Android project template to Android SDK 27.
diff --git a/packages/android_alarm_manager/pubspec.yaml b/packages/android_alarm_manager/pubspec.yaml
index 48ae112..d4f1ba8 100644
--- a/packages/android_alarm_manager/pubspec.yaml
+++ b/packages/android_alarm_manager/pubspec.yaml
@@ -1,7 +1,7 @@
 name: android_alarm_manager
 description: Flutter plugin for accessing the Android AlarmManager service, and
   running Dart code in the background when alarms fire.
-version: 0.0.5
+version: 0.1.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/android_alarm_manager
 
@@ -16,4 +16,5 @@
     iosPrefix: FLT
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/android_intent/CHANGELOG.md b/packages/android_intent/CHANGELOG.md
index 68b7943..8ea2b32 100644
--- a/packages/android_intent/CHANGELOG.md
+++ b/packages/android_intent/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.2.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.1.1
 
 * Simplified and upgraded Android project template to Android SDK 27.
diff --git a/packages/android_intent/pubspec.yaml b/packages/android_intent/pubspec.yaml
index aae603b..12b577d 100644
--- a/packages/android_intent/pubspec.yaml
+++ b/packages/android_intent/pubspec.yaml
@@ -2,7 +2,7 @@
 description: Flutter plugin for launching Android Intents. Not supported on iOS.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/android_intent
-version: 0.1.1
+version: 0.2.0
 
 flutter:
   plugin:
@@ -17,4 +17,5 @@
   meta: ^1.0.5
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/battery/CHANGELOG.md b/packages/battery/CHANGELOG.md
index 421d7b7..4ca7f0c 100644
--- a/packages/battery/CHANGELOG.md
+++ b/packages/battery/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.2.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.1.1
 
 * Fixed warnings from the Dart 2.0 analyzer.
diff --git a/packages/battery/pubspec.yaml b/packages/battery/pubspec.yaml
index 77ff58c..d742213 100644
--- a/packages/battery/pubspec.yaml
+++ b/packages/battery/pubspec.yaml
@@ -3,7 +3,7 @@
   (full, charging, discharging) on Android and iOS.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/battery
-version: 0.1.1
+version: 0.2.0
 
 flutter:
   plugin:
@@ -22,4 +22,5 @@
    async: "^2.0.4"
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/camera/CHANGELOG.md b/packages/camera/CHANGELOG.md
index 0ada8aa..0a47471 100644
--- a/packages/camera/CHANGELOG.md
+++ b/packages/camera/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.1.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.0.4
 
 * Revert regression of `CameraController.capture()` introduced in v. 0.0.3.
diff --git a/packages/camera/pubspec.yaml b/packages/camera/pubspec.yaml
index c924ccd..e58269b 100644
--- a/packages/camera/pubspec.yaml
+++ b/packages/camera/pubspec.yaml
@@ -1,7 +1,7 @@
 name: camera
 description: A Flutter plugin for getting information about and controlling the
   camera on Android and iOS. Supports previewing the camera feed and capturing images.
-version: 0.0.4
+version: 0.1.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/camera
 
@@ -15,4 +15,5 @@
     pluginClass: CameraPlugin
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/cloud_firestore/CHANGELOG.md b/packages/cloud_firestore/CHANGELOG.md
index 1b56155..5e9bcba 100644
--- a/packages/cloud_firestore/CHANGELOG.md
+++ b/packages/cloud_firestore/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.3.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.2.12
 
 * Fix handling of `null` document snapshots (document not exists).
diff --git a/packages/cloud_firestore/pubspec.yaml b/packages/cloud_firestore/pubspec.yaml
index 377e477..d2a55dd 100755
--- a/packages/cloud_firestore/pubspec.yaml
+++ b/packages/cloud_firestore/pubspec.yaml
@@ -3,7 +3,7 @@
   live synchronization and offline support on Android and iOS.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/cloud_firestore
-version: 0.2.12
+version: 0.3.0
 
 flutter:
   plugin:
@@ -22,4 +22,5 @@
     sdk: flutter
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/connectivity/CHANGELOG.md b/packages/connectivity/CHANGELOG.md
index 3cc24c7..1e1d476 100644
--- a/packages/connectivity/CHANGELOG.md
+++ b/packages/connectivity/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.3.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.2.1
 
 * Fixed warnings from the Dart 2.0 analyzer.
diff --git a/packages/connectivity/pubspec.yaml b/packages/connectivity/pubspec.yaml
index b783a0d..2efdd8a 100644
--- a/packages/connectivity/pubspec.yaml
+++ b/packages/connectivity/pubspec.yaml
@@ -1,7 +1,7 @@
 name: connectivity
 description: Flutter plugin for discovering the state of the network (WiFi &
   mobile/cellular) connectivity on Android and iOS.
-version: 0.2.1
+version: 0.3.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/connectivity
 
@@ -16,4 +16,5 @@
     sdk: flutter
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/device_info/CHANGELOG.md b/packages/device_info/CHANGELOG.md
index d83cbd7..9619a3b 100644
--- a/packages/device_info/CHANGELOG.md
+++ b/packages/device_info/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.2.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.1.2
 
 * Fixed Dart 2 type errors.
diff --git a/packages/device_info/pubspec.yaml b/packages/device_info/pubspec.yaml
index 886f1fa..c2db4e5 100644
--- a/packages/device_info/pubspec.yaml
+++ b/packages/device_info/pubspec.yaml
@@ -1,7 +1,7 @@
 name: device_info
 description: Flutter plugin providing detailed information about the device
   (make, model, etc.), and Android or iOS version the app is running on.
-version: 0.1.2
+version: 0.2.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/device_info
 
@@ -16,4 +16,5 @@
     sdk: flutter
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/firebase_admob/CHANGELOG.md b/packages/firebase_admob/CHANGELOG.md
index 504938e..2dd20c8 100644
--- a/packages/firebase_admob/CHANGELOG.md
+++ b/packages/firebase_admob/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.4.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.3.2
 
 * Fixed Dart 2 type errors.
diff --git a/packages/firebase_admob/pubspec.yaml b/packages/firebase_admob/pubspec.yaml
index 314252a..269ce2b 100644
--- a/packages/firebase_admob/pubspec.yaml
+++ b/packages/firebase_admob/pubspec.yaml
@@ -1,6 +1,6 @@
 name: firebase_admob
 description: Firebase AdMob plugin for Flutter applications.
-version: 0.3.2
+version: 0.4.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/firebase_admob
 
@@ -22,4 +22,5 @@
     sdk: flutter
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/firebase_analytics/CHANGELOG.md b/packages/firebase_analytics/CHANGELOG.md
index 344eb44..c23b3ee 100644
--- a/packages/firebase_analytics/CHANGELOG.md
+++ b/packages/firebase_analytics/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.3.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.2.3
 
 * Enabled use in Swift projects.
diff --git a/packages/firebase_analytics/pubspec.yaml b/packages/firebase_analytics/pubspec.yaml
index e8e2241..906ffef 100755
--- a/packages/firebase_analytics/pubspec.yaml
+++ b/packages/firebase_analytics/pubspec.yaml
@@ -4,7 +4,7 @@
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/firebase_analytics
 
-version: 0.2.3
+version: 0.3.0
 
 flutter:
   plugin:
@@ -22,4 +22,5 @@
   test: 0.12.30+4
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/firebase_auth/CHANGELOG.md b/packages/firebase_auth/CHANGELOG.md
index 8ebc29a..63c5bdd 100644
--- a/packages/firebase_auth/CHANGELOG.md
+++ b/packages/firebase_auth/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.5.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.4.7
 
 * Fixed Dart 2 type errors.
diff --git a/packages/firebase_auth/pubspec.yaml b/packages/firebase_auth/pubspec.yaml
index 238e642..855ca71 100755
--- a/packages/firebase_auth/pubspec.yaml
+++ b/packages/firebase_auth/pubspec.yaml
@@ -4,7 +4,7 @@
   and Twitter.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/firebase_auth
-version: 0.4.7
+version: 0.5.0
 
 flutter:
   plugin:
@@ -22,4 +22,5 @@
     sdk: flutter
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/firebase_core/CHANGELOG.md b/packages/firebase_core/CHANGELOG.md
index 309294a..df6ee93 100644
--- a/packages/firebase_core/CHANGELOG.md
+++ b/packages/firebase_core/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.1.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.0.7
 
 * Fixed Dart 2 type errors.
diff --git a/packages/firebase_core/pubspec.yaml b/packages/firebase_core/pubspec.yaml
index acb3f0e..85c30b2 100644
--- a/packages/firebase_core/pubspec.yaml
+++ b/packages/firebase_core/pubspec.yaml
@@ -3,7 +3,7 @@
   Firebase apps.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/firebase_core
-version: 0.0.7
+version: 0.1.0
 
 flutter:
   plugin:
@@ -21,4 +21,5 @@
     sdk: flutter
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/firebase_database/CHANGELOG.md b/packages/firebase_database/CHANGELOG.md
index a3cf05b..22ed519 100644
--- a/packages/firebase_database/CHANGELOG.md
+++ b/packages/firebase_database/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.4.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.3.6
 
 * Fixed Dart 2 type errors.
diff --git a/packages/firebase_database/pubspec.yaml b/packages/firebase_database/pubspec.yaml
index cde4448..c1c0383 100755
--- a/packages/firebase_database/pubspec.yaml
+++ b/packages/firebase_database/pubspec.yaml
@@ -3,7 +3,7 @@
   with realtime data syncing across Android and iOS clients, and offline access.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/firebase_database
-version: 0.3.6
+version: 0.4.0
 
 flutter:
   plugin:
@@ -22,4 +22,5 @@
     sdk: flutter
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/firebase_messaging/CHANGELOG.md b/packages/firebase_messaging/CHANGELOG.md
index 93374d3..5db2c02 100644
--- a/packages/firebase_messaging/CHANGELOG.md
+++ b/packages/firebase_messaging/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.2.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.1.4
 
 * Fixed Dart 2 type error in example project.
diff --git a/packages/firebase_messaging/pubspec.yaml b/packages/firebase_messaging/pubspec.yaml
index 2270765..7e9f06d 100644
--- a/packages/firebase_messaging/pubspec.yaml
+++ b/packages/firebase_messaging/pubspec.yaml
@@ -3,7 +3,7 @@
   messaging solution that lets you reliably deliver messages on Android and iOS.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/firebase_messaging
-version: 0.1.4
+version: 0.2.0
 
 flutter:
   plugin:
@@ -22,4 +22,5 @@
   test: 0.12.30+4
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/firebase_storage/CHANGELOG.md b/packages/firebase_storage/CHANGELOG.md
index 7cab27d..bb28d95 100644
--- a/packages/firebase_storage/CHANGELOG.md
+++ b/packages/firebase_storage/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.2.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.1.5
 
 * Fix Dart 2 type errors.
diff --git a/packages/firebase_storage/pubspec.yaml b/packages/firebase_storage/pubspec.yaml
index 8998106..4694a24 100755
--- a/packages/firebase_storage/pubspec.yaml
+++ b/packages/firebase_storage/pubspec.yaml
@@ -3,7 +3,7 @@
   cost-effective object storage service for Android and iOS.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/firebase_storage
-version: 0.1.5
+version: 0.2.0
 
 flutter:
   plugin:
@@ -20,4 +20,5 @@
     sdk: flutter
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/google_mobile_maps/pubspec.yaml b/packages/google_mobile_maps/pubspec.yaml
index f3c8b24..3073bf8 100644
--- a/packages/google_mobile_maps/pubspec.yaml
+++ b/packages/google_mobile_maps/pubspec.yaml
@@ -13,3 +13,7 @@
     androidPackage: io.flutter.plugins.googlemobilemaps
     iosPrefix: FLT
     pluginClass: GoogleMobileMapsPlugin
+
+environment:
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/google_sign_in/CHANGELOG.md b/packages/google_sign_in/CHANGELOG.md
index f6f7af9..c67bd38 100644
--- a/packages/google_sign_in/CHANGELOG.md
+++ b/packages/google_sign_in/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 3.0.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 2.1.2
 
 * Added a Delegate interface (IDelegate) that can be implemented by clients in
diff --git a/packages/google_sign_in/pubspec.yaml b/packages/google_sign_in/pubspec.yaml
index 7a628de..b0bbd1b 100755
--- a/packages/google_sign_in/pubspec.yaml
+++ b/packages/google_sign_in/pubspec.yaml
@@ -3,7 +3,7 @@
   for signing in with a Google account on Android and iOS.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/google_sign_in
-version: 2.1.2
+version: 3.0.0
 
 flutter:
   plugin:
@@ -21,4 +21,5 @@
     sdk: flutter
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/image_picker/CHANGELOG.md b/packages/image_picker/CHANGELOG.md
index f881305..408a254 100644
--- a/packages/image_picker/CHANGELOG.md
+++ b/packages/image_picker/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.3.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.2.1
 
 * Simplified and upgraded Android project template to Android SDK 27.
diff --git a/packages/image_picker/pubspec.yaml b/packages/image_picker/pubspec.yaml
index e91fc72..d3014e6 100755
--- a/packages/image_picker/pubspec.yaml
+++ b/packages/image_picker/pubspec.yaml
@@ -3,7 +3,7 @@
   library, and taking new pictures with the camera.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/image_picker
-version: 0.2.1
+version: 0.3.0
 
 flutter:
   plugin:
@@ -20,4 +20,5 @@
     sdk: flutter
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/local_auth/CHANGELOG.md b/packages/local_auth/CHANGELOG.md
index add32fb..8ffa66c 100644
--- a/packages/local_auth/CHANGELOG.md
+++ b/packages/local_auth/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.2.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.1.2
 
 * Fixed Dart 2 type error.
diff --git a/packages/local_auth/pubspec.yaml b/packages/local_auth/pubspec.yaml
index 9e2f927..6735081 100644
--- a/packages/local_auth/pubspec.yaml
+++ b/packages/local_auth/pubspec.yaml
@@ -1,7 +1,7 @@
 name: local_auth
 description: Flutter plugin for Android and iOS device authentication sensors
   such as Fingerprint Reader and Touch ID.
-version: 0.1.2
+version: 0.2.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/local_auth
 
@@ -18,4 +18,5 @@
   intl: ^0.15.1
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/package_info/CHANGELOG.md b/packages/package_info/CHANGELOG.md
index 44c637e..b76030a 100644
--- a/packages/package_info/CHANGELOG.md
+++ b/packages/package_info/CHANGELOG.md
@@ -1,6 +1,10 @@
+## 0.3.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.2.1
 
-* Fix Dart 2 type error.
+* Fixed Dart 2 type error.
 
 ## 0.2.0
 
diff --git a/packages/package_info/pubspec.yaml b/packages/package_info/pubspec.yaml
index 01a9a46..eaecf9f 100644
--- a/packages/package_info/pubspec.yaml
+++ b/packages/package_info/pubspec.yaml
@@ -1,7 +1,7 @@
 name: package_info
 description: Flutter plugin for querying information about the application
   package, such as CFBundleVersion on iOS or versionCode on Android.
-version: 0.2.1
+version: 0.3.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/package_info
 
@@ -16,4 +16,5 @@
     sdk: flutter
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/path_provider/CHANGELOG.md b/packages/path_provider/CHANGELOG.md
index 8bd38b4..f4b203d 100644
--- a/packages/path_provider/CHANGELOG.md
+++ b/packages/path_provider/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.4.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.3.1
 
 * Simplified and upgraded Android project template to Android SDK 27.
diff --git a/packages/path_provider/pubspec.yaml b/packages/path_provider/pubspec.yaml
index 575ce93..8f0986b 100644
--- a/packages/path_provider/pubspec.yaml
+++ b/packages/path_provider/pubspec.yaml
@@ -1,7 +1,7 @@
 name: path_provider
 description: Flutter plugin for getting commonly used locations on the Android &
   iOS file systems, such as the temp and app data directories.
-version: 0.3.1
+version: 0.4.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/path_provider
 
@@ -20,4 +20,5 @@
     sdk: flutter
 
 environment:
-    sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/quick_actions/CHANGELOG.md b/packages/quick_actions/CHANGELOG.md
index 5c83c2c..1e05571 100644
--- a/packages/quick_actions/CHANGELOG.md
+++ b/packages/quick_actions/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.2.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.1.1
 
 * Simplified and upgraded Android project template to Android SDK 27.
diff --git a/packages/quick_actions/pubspec.yaml b/packages/quick_actions/pubspec.yaml
index 4f74942..7e45cea 100644
--- a/packages/quick_actions/pubspec.yaml
+++ b/packages/quick_actions/pubspec.yaml
@@ -1,7 +1,7 @@
 name: quick_actions
 description: Flutter plugin for creating shortcuts on home screen, also known as
   Quick Actions on iOS and App Shortcuts on Android.
-version: 0.1.1
+version: 0.2.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/quick_actions
 
@@ -17,4 +17,5 @@
   meta: ^1.0.5
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/sensors/CHANGELOG.md b/packages/sensors/CHANGELOG.md
index 1f50fb7..6dc01a2 100644
--- a/packages/sensors/CHANGELOG.md
+++ b/packages/sensors/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.3.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.2.1
 
 * Fixed warnings from the Dart 2.0 analyzer.
diff --git a/packages/sensors/pubspec.yaml b/packages/sensors/pubspec.yaml
index d2e3a56..3e10c19 100644
--- a/packages/sensors/pubspec.yaml
+++ b/packages/sensors/pubspec.yaml
@@ -1,7 +1,7 @@
 name: sensors
 description: Flutter plugin for accessing the Android and iOS accelerometer and
   gyroscope sensors.
-version: 0.2.1
+version: 0.3.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/sensors
 
@@ -16,4 +16,5 @@
     sdk: flutter
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/share/CHANGELOG.md b/packages/share/CHANGELOG.md
index f6ef76d..e3b8210 100644
--- a/packages/share/CHANGELOG.md
+++ b/packages/share/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.4.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.3.2
 
 * Fixed Dart 2 type error.
diff --git a/packages/share/pubspec.yaml b/packages/share/pubspec.yaml
index 24e0bcb..d027bef 100644
--- a/packages/share/pubspec.yaml
+++ b/packages/share/pubspec.yaml
@@ -1,7 +1,7 @@
 name: share
 description: Flutter plugin for sharing content via the platform share UI, using
   the ACTION_SEND intent on Android and UIActivityViewController on iOS.
-version: 0.3.2
+version: 0.4.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/share
 
@@ -16,4 +16,5 @@
     sdk: flutter
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/shared_preferences/CHANGELOG.md b/packages/shared_preferences/CHANGELOG.md
index f8948e9..bc21020 100644
--- a/packages/shared_preferences/CHANGELOG.md
+++ b/packages/shared_preferences/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.4.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.3.3
 
 * Fixed Dart 2 issues.
diff --git a/packages/shared_preferences/pubspec.yaml b/packages/shared_preferences/pubspec.yaml
index 641cb92..985a7cc 100644
--- a/packages/shared_preferences/pubspec.yaml
+++ b/packages/shared_preferences/pubspec.yaml
@@ -1,7 +1,7 @@
 name: shared_preferences
 description: Flutter plugin for reading and writing simple key-value pairs.
   Wraps NSUserDefaults on iOS and SharedPreferences on Android.
-version: 0.3.3
+version: 0.4.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/shared_preferences
 
@@ -21,4 +21,5 @@
     sdk: flutter
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/url_launcher/CHANGELOG.md b/packages/url_launcher/CHANGELOG.md
index 33f75ef..4a0720e 100644
--- a/packages/url_launcher/CHANGELOG.md
+++ b/packages/url_launcher/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 3.0.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 2.0.2
 
 * Fixed Dart 2 issue: `launch` now returns `Future<void>` instead of
diff --git a/packages/url_launcher/pubspec.yaml b/packages/url_launcher/pubspec.yaml
index ef9d1bb..f41fc10 100644
--- a/packages/url_launcher/pubspec.yaml
+++ b/packages/url_launcher/pubspec.yaml
@@ -1,7 +1,7 @@
 name: url_launcher
 description: Flutter plugin for launching a URL on Android and iOS. Supports
   web, phone, SMS, and email schemes.
-version: 2.0.2
+version: 3.0.0
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/url_launcher
 
@@ -20,4 +20,5 @@
     sdk: flutter
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"
diff --git a/packages/video_player/CHANGELOG.md b/packages/video_player/CHANGELOG.md
index 30ce922..d19aeff 100644
--- a/packages/video_player/CHANGELOG.md
+++ b/packages/video_player/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.3.0
+
+* **Breaking change**. Set SDK constraints to match the Flutter beta release.
+
 ## 0.2.1
 
 * Fixed some signatures to account for strong mode runtime errors.
diff --git a/packages/video_player/pubspec.yaml b/packages/video_player/pubspec.yaml
index c1dedec..6bd35d2 100644
--- a/packages/video_player/pubspec.yaml
+++ b/packages/video_player/pubspec.yaml
@@ -2,7 +2,7 @@
 description: Flutter plugin for displaying inline video with other Flutter
   widgets on Android and iOS.
 author: Flutter Team <flutter-dev@googlegroups.com>
-version: 0.2.1
+version: 0.3.0
 homepage: https://github.com/flutter/plugins/tree/master/packages/video_player
 
 flutter:
@@ -17,4 +17,5 @@
     sdk: flutter
 
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.28.0 <3.0.0"
+  flutter: ">=0.1.4 <2.0.0"