manually incorporated pull request https://github.com/freeplane/freeplane/pull/37 by https://github.com/seb4stien
history
fix bug #2186: use fixed locale for toUpperCase to cope with
the http://mattryall.net/blog/2009/02/the-infamous-turkish-locale-bug
update history file
fix OptionPanel.tr (Turkmen->Turkish)
Merge branch '1.3.x' into 1.4.x