Set minimum target framework for templates to .NET 4.5 (#5509)

Author: KevinRansom

vsintegration/ProjectTemplates/ConsoleProject/Template/ConsoleApplication.vstemplate

@@ -6,7 +6,7 @@
     <Icon Package="{91A04A73-4F2C-4E7C-AD38-C1A68E7DA05C}" ID="4001" />
     <TemplateID>Microsoft.FSharp.Application</TemplateID>
     <ProjectType>FSharp</ProjectType>
-    <RequiredFrameworkVersion>2.0</RequiredFrameworkVersion>
+    <RequiredFrameworkVersion>4.5</RequiredFrameworkVersion>
     <NumberOfParentCategoriesToRollUp>1</NumberOfParentCategoriesToRollUp>
     <CreateNewFolder>true</CreateNewFolder>
     <DefaultName>ConsoleApplication</DefaultName>

vsintegration/ProjectTemplates/LibraryProject/Template/Library.vstemplate

@@ -6,7 +6,7 @@
     <Icon Package="{91A04A73-4F2C-4E7C-AD38-C1A68E7DA05C}" ID="4002" />
     <TemplateID>Microsoft.FSharp.Library</TemplateID>
     <ProjectType>FSharp</ProjectType>
-    <RequiredFrameworkVersion>2.0</RequiredFrameworkVersion>
+    <RequiredFrameworkVersion>4.5</RequiredFrameworkVersion>
     <NumberOfParentCategoriesToRollUp>1</NumberOfParentCategoriesToRollUp>
     <CreateNewFolder>true</CreateNewFolder>
     <DefaultName>Library</DefaultName>

vsintegration/ProjectTemplates/TutorialProject/Template/Tutorial.vstemplate

@@ -6,7 +6,7 @@
     <Icon Package="{91A04A73-4F2C-4E7C-AD38-C1A68E7DA05C}" ID="4004" />
     <TemplateID>Microsoft.FSharp.Tutorial</TemplateID>
     <ProjectType>FSharp</ProjectType>
-    <RequiredFrameworkVersion>2.0</RequiredFrameworkVersion>
+    <RequiredFrameworkVersion>4.5</RequiredFrameworkVersion>
     <NumberOfParentCategoriesToRollUp>1</NumberOfParentCategoriesToRollUp>
     <CreateNewFolder>true</CreateNewFolder>
     <DefaultName>Tutorial</DefaultName>