infomarker closed at default

the infobox was open at default bu now it's closed, when ticked at the
marker it wil open.
altered references to transifex, FIX  #30
removed obsolete language files
renamed language strings
altered loading language file plg_content_jem

the other plugins are loading the language file from a languagefolder
within the plugin-folder so this one had to change.
increased versionnr