/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 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