Added parameters useArgsFile, jvmArgs and sourcePath to Scalac.


git-svn-id: http://sbuild.tototec.de/svn/sbuild/trunk@468 024a02f7-42f7-40fc-9f58-65666d1f2450
Added some logging.


git-svn-id: http://sbuild.tototec.de/svn/sbuild/trunk@469 024a02f7-42f7-40fc-9f58-65666d1f2450