check for mbstring
added preview contextmenu
allow also folders
add single click for filemanager
Merge pull request #495 from daeks/475

Enhancement: add single click for filemanager
Merge pull request #494 from daeks/488

Enhancement: added preview contextmenu
Merge pull request #493 from daeks/491

Fix: check for mbstring
First version
Added hungarian option
Small changes
Small changes
3 more translation
1 more
Merge pull request #500 from Gerifield/master

Hungarian language file
Merge remote-tracking branch 'upstream/master'