Updating to VS2012 and latest frameworks
Half-cocked attempt to create a nuget package
Create README.md
Update README.md

Added NuGet link
Removed redundant solution platforms
Added PCL project and modified code to enable PCL build
SL example uses portable library
Changed Winforms project to 3.5 client profile
Updated README file
Added nuspec file to facilitate future NuGet publishing
Cleanup in README file
Update README.md
Merge remote-tracking branch 'upstream/master'

Conflicts:
	FJCore.sln
	FJCore/FJCore.csproj
	FJCore/FJCoreWin.csproj
	FJCore/Filter/Convolution.cs
	FJCore/Image.cs
	FJCore/Portable.FJCore.csproj
	FJCore/Properties/AssemblyInfo.cs
	FJExample/FJExample.csproj
	FJUnit/FJUnit.csproj