Remove .appveyor file, doesn't work yet.

.appveyor.yml

diff --git a/.appveyor.yml b/.appveyor.yml
deleted file mode 100644
index 0ba8bbc..0000000
--- a/.appveyor.yml
+++ /dev/null
@@ -1,21 +0,0 @@
-version: 1.0.{build}

-environment:

-  ZLIB_VERSION: 1.2.11

-install:

-- ps: >-

-    appveyor DownloadFile "https://github.com/madler/zlib/archive/v$env:ZLIB_VERSION.zip" -FileName zlib.zip

-

-    7z x zlib.zip -oC:\

-

-    Rename-Item -path "c:\zlib-$env:ZLIB_VERSION" -newName "c:\zlib"

-before_build:

-- cmd: >-

-    cd vstudio

-

-    RMDIR /S /Q zlib

-

-    robocopy C:\zlib zlib /S /NP || EXIT /B 0

-

-    .\vsbuild.cmd build+test "Visual Studio 12 Win64" v120

-build:

-  verbosity: minimal
\ No newline at end of file