Add initial version of FSharpUnitTestTextEditorExtension
Add FSharpUnitTestTextEditorExtension to addin xml
	Add FSharpUnitTestTextEditorExtension to fsproj
Update unit test to include MonoDevelop.NUnit
Add support for double-tick tests
Remove test code
Refactored Language service to expose getConfig for current project ConfigurationSelector
Added performance enhancement to only process tests when a project references unit.framework.dll

Also addressed wrapping arguments in TestCases and using a SrtingBuilder
Incremented version
Removed active document check
Added unit tests
Merge pull request #656 from 7sharp9/fsharpTestExt

Add initial version of FSharpTestTextEditorExtension for integrated unit tests