Minor updates.
Updated project to work against latest version of Roslyn.
Merge branch master.

Conflicts:
	ScriptCs.Metrics.Tests/MetricsToolsTests.cs
	ScriptCs.Metrics.Tests/ScriptCs.Metrics.Tests.csproj
	ScriptCs.Metrics.Tests/packages.config
	ScriptCs.Metrics.nuspec
	ScriptCs.Metrics/Metrics.cs
	ScriptCs.Metrics/ScriptCs.Metrics.csproj
	ScriptCs.Metrics/packages.config