Quick actions initial commit (#112)

* Quick Actions plugin

* Add licensing

* Fix icon refs

* Add licensing and fix usage based on engine update.

* Add Android Support too. Update README

* Remove more comments

* Make analyzer and formatter happy

* Review comments

packages/quick_actions/android/build.gradle

diff --git a/packages/quick_actions/android/build.gradle b/packages/quick_actions/android/build.gradle
new file mode 100644
index 0000000..a66db47
--- /dev/null
+++ b/packages/quick_actions/android/build.gradle
@@ -0,0 +1,32 @@
+group 'io.flutter.plugins.quickactions'
+version '1.0-SNAPSHOT'
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+
+    dependencies {
+        classpath 'com.android.tools.build:gradle:2.3.0'
+    }
+}
+
+allprojects {
+    repositories {
+        jcenter()
+    }
+}
+
+apply plugin: 'com.android.library'
+
+android {
+    compileSdkVersion 25
+    buildToolsVersion '25.0.3'
+
+    defaultConfig {
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    lintOptions {
+        disable 'InvalidPackage'
+    }
+}