Improved logging in SBuildRunner and use now instead of Long.MaxValue to internally communicate out-of-date state.


git-svn-id: http://sbuild.tototec.de/svn/sbuild/trunk@363 024a02f7-42f7-40fc-9f58-65666d1f2450
First draft of a ScanSchemeHandler.


git-svn-id: http://sbuild.tototec.de/svn/sbuild/trunk@364 024a02f7-42f7-40fc-9f58-65666d1f2450