from 1149_r4. updated logo and graphics.
/outputDir and /intermediateDir are no longer required.  We will write these to the current working directory if left unset.
If you call MGCB without a /clean or /build statement it shows the usage.
Better command line docs.
Merge branch 'develop3d' into mgcb2
Better logging.
Removed unused configs.
Removed FullPathToSourceFile/FullPathToDestFile and updated docs.
Changed ParametersXML to ParametersXml.
We no longer clear processor parameters after /build.
We now remove invalid processor parameters.
Fixed wp8 touch bug
Merge pull request #1242 from db85/develop3d

Fixed wp8 touch bug
Fixed PipelineException constructors.
We now throw an exception if the importer output does not match the expected processor input type.
Fixed missing debug constants in MGCB debug config.
Merge pull request #1243 from SickheadGames/mgcb2

More MGCB Improvements
Merge pull request #1234 from totallyeviljake/ISSUE_1149_R5

ISSUE 1149
Implemented ResizePowerOfTwo.
Update MonoGame.Framework/Graphics/Effect/EffectParameter.cs

I needed to implement GetValueMatrix() for a project so I'm adding my minor work as a pull request.
Implemented ColorKeyEnabled.
Merge pull request #1248 from puargs/patch-1

Implement Graphics.Effect.EffectParameter.GetValueMatrix()