055quadtree: batch mode supporting exercise evaluation.

git-svn-id: svn://cgg.mff.cuni.cz/grcis/trunk@206 c021de9b-3f10-4dc4-9d02-502951e1e0de
055quadtree: exception handling in batch mode.

git-svn-id: svn://cgg.mff.cuni.cz/grcis/trunk@207 c021de9b-3f10-4dc4-9d02-502951e1e0de