[MOD] better to String methods
[MOD] exception capturing in main


git-svn-id: https://svn.uni-konstanz.de/disy/Treetank/trunk/treetank@7413 e3ddb328-5bfe-0310-b762-aafcbcbd2528
[MOD] protecting uberpage to serialize


git-svn-id: https://svn.uni-konstanz.de/disy/Treetank/trunk/treetank@7414 e3ddb328-5bfe-0310-b762-aafcbcbd2528
[MOD] blocking now sessionwide if commit is in progress. blocked before new transaction


git-svn-id: https://svn.uni-konstanz.de/disy/Treetank/trunk/treetank@7415 e3ddb328-5bfe-0310-b762-aafcbcbd2528
Merge remote-tracking branch 'refs/remotes/git-svn'