Make sure that EnableOpenSource is installed on VS 2015

Also include the License file in VSIX

closes #139

commit ebc858ee82b32fbddc26ddbbc2dc4496b2b5ea6e
Author: Anh-Dung Phan <phananhdung309@yahoo.com>
Date:   Tue Jan 27 12:56:30 2015 +0000

    Ignore a few files generated by VS 2015

commit addaa2e343c2b69b925d4db764b05ed3ceb393bf
Author: Anh-Dung Phan <phananhdung309@yahoo.com>
Date:   Tue Jan 27 12:56:08 2015 +0000

    Make sure that EnableOpenSource is installed on VS 2015

    Also include the License file in VSIX

.gitignore

@@ -94,3 +94,8 @@ tests/fsharpqa/Source/CodeGen/EmittedIL/QueryExpressionStepping/Utils.dll
 tests/fsharpqa/Source/CodeGen/EmittedIL/ComputationExpressions/ComputationExprLibrary.dll
 
 *.csproj.user
+
+*.ide
+*.log
+*.jrs
+*.chk

vsintegration/src/deployment/EnableOpenSource/EnableOpenSource.csproj

@@ -67,6 +67,12 @@
       <SubType>Designer</SubType>
     </None>
   </ItemGroup>
+  <ItemGroup>
+    <Content Include="..\..\..\..\License.txt">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <IncludeInVSIX>true</IncludeInVSIX>
+    </Content>
+  </ItemGroup>
   <ItemGroup>
     <Content Include="EnableOpenSource.pkgdef">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>

vsintegration/src/deployment/EnableOpenSource/source.extension.vsixmanifest

@@ -5,9 +5,10 @@
     <Identity Id="EnableOpenSource..4c74b903-4a32-44da-8c3f-c004633ab0f2" Version="3.2" Language="en-US" Publisher="Microsoft.VisualFSharpTools" />
     <DisplayName>Microsoft.VisualFSharpTools.EnableOpenSource</DisplayName>
     <Description xml:space="preserve">Enable FSharp.VS.FSI. </Description>
-  </Metadata>
+    <License>License.txt</License>
+  </Metadata>  
   <Installation>
-    <InstallationTarget Id="Microsoft.VisualStudio.Pro" Version="[12.0]" />
+    <InstallationTarget Id="Microsoft.VisualStudio.Pro" Version="[14.0]" />
   </Installation>
   <Dependencies>
     <Dependency Id="Microsoft.Framework.NDP" DisplayName="Microsoft .NET Framework" d:Source="Manual" Version="[4.5,)" />