update valid install targets

* this should fix an issue that caused the extension to be invisible in the VS marketplace from within VS 2012 and VS 2013.

SourcetrailExtension/source.extension.vsixmanifest

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <PackageManifest Version="2.0.0" xmlns="http://schemas.microsoft.com/developer/vsx-schema/2011" xmlns:d="http://schemas.microsoft.com/developer/vsx-schema-design/2011">
   <Metadata>
-    <Identity Id="acf15780-03b5-440e-a41e-db79b7043fc2" Version="1.0.0" Language="en-US" Publisher="Coati Software" />
+    <Identity Id="acf15780-03b5-440e-a41e-db79b7043fc2" Version="1.0.1" Language="en-US" Publisher="Coati Software" />
     <DisplayName>Sourcetrail Extension</DisplayName>
     <Description xml:space="preserve">This extension allows Visual Studio to communicate with Sourcetrail, a Clang based source code exploration tool. Additionally it can generate a Clang Compilation Database for any Visual Studio solution which can be used to run various Clang based tools.</Description>
     <MoreInfo>https://www.sourcetrail.com/</MoreInfo>
@@ -11,7 +11,8 @@
     <Tags>C, C++, Navigation, diagram, graph, visualization, clang, Compilation Database</Tags>
   </Metadata>
   <Installation InstalledByMsi="false">
-    <InstallationTarget Version="[11.0,16.0)" Id="Microsoft.VisualStudio.Community" />
+    <InstallationTarget Version="[14.0,16.0)" Id="Microsoft.VisualStudio.Community" />
+    <InstallationTarget Version="[11.0,16.0)" Id="Microsoft.VisualStudio.Pro" />
   </Installation>
   <Dependencies>
     <Dependency Id="Microsoft.Framework.NDP" DisplayName="Microsoft .NET Framework" d:Source="Manual" Version="4.6" />