Made SessionTest more stable by increasing the time to wait for the second thread beginning a session on the same TreeTank.
Made SessionTest more stable by increasing the time to wait for the second thread beginning a session on the same TreeTank.

git-svn-id: a5379eb5ca3beb2b6e029be3b1b7f6aa53f2352b@3372 e3ddb328-5bfe-0310-b762-aafcbcbd2528

sebastiangraf/treetank,sebastiangraf/treetank,sebastiangraf/treetank