Fixed a bug in the up-to-date detection of non-standard named project files which build class uses the default name "SBuild".


git-svn-id: http://sbuild.tototec.de/svn/sbuild/trunk@564 024a02f7-42f7-40fc-9f58-65666d1f2450
Avoid loading of wrong build script class, as we already know the right class name.


git-svn-id: http://sbuild.tototec.de/svn/sbuild/trunk@565 024a02f7-42f7-40fc-9f58-65666d1f2450