Change package versioning scheme

Packages will now be

1.0.{appveyor build number}

Author: bording

appveyor.yml

@@ -1,10 +1,7 @@
-version: '{build}'
+version: 1.0.{build}
 
 skip_tags: true
 
-environment:
-  version : 0.22.0
-
 install:
 - git submodule update --init --recursive
 
@@ -18,7 +15,7 @@ after_build:
     {
     	$pre = $false
     }
-    .\buildpackage.ps1 $env:VERSION -pre:$pre
+    .\buildpackage.ps1 $env:APPVEYOR_BUILD_VERSION -pre:$pre
 
 test: off