Minor fix to German translation: "Editieren" -> "Bearbeiten".
Minor fixes to German translations: plurar and case.
Merge branch '1.2.x'
Merge remote-tracking branch 'origin/master'
fix (force) single instance mode on Linux and Windows
(fix BindException on Linux, on W7Pro the Firewall is not needed any more)
Merge branch '1.3.x'
Merge branch '1.3.x'
Merge branch '1.3.x'
Merge branch '1.3.x'
Merge branch '1.3.x'
Quick fix for Menu Hyperlinks
Merge branch '1.3.x' of github.com:freeplane/freeplane