New files

git-svn-id: svn+ssh://svn.code.sf.net/p/omegat/svn/trunk@6778 b0d8beef-cb45-0410-a8e4-c0d495c3b779
Integration test for team mode concurrent modification

git-svn-id: svn+ssh://svn.code.sf.net/p/omegat/svn/trunk@6779 b0d8beef-cb45-0410-a8e4-c0d495c3b779
Update translation

git-svn-id: svn+ssh://svn.code.sf.net/p/omegat/svn/trunk@6780 b0d8beef-cb45-0410-a8e4-c0d495c3b779
Merge branch 'origin-master' into github-java7