add an installer Part for creating the compiler and its compile command
add a basic GruntFile and task (not included in some part, yet)
fix InitDoctrinePart having hagedorn as user
enhance the installer interface with an addCLICommand
implement in partsInstaller (dummy), through AddCLICmd
adjust InitDoctrinePart to install commands (and test it)
adjust CMSCompilerPart to install commands (and test it)