Allow unicode field values (e.g,. for accents in milestones).  Refs #9999.
Allow unicode field values (e.g,. for accents in milestones).  Refs #9999.

Thanks to falkb for the patch.

git-svn-id: 2159781fc7c14c6bdd1f7e265daf7a25099c31e7@11740 7322e99d-02ea-0310-aa39-e9a107903beb

trac-hacks/trac-jsGantt,trac-hacks/trac-jsGantt,trac-hacks/trac-jsGantt