Merge branch 'dev'
Merge branch 'master' of github.com:BugBuster1701/mobiledetection
Update Mobile-Detect auf Version 2.5.9
new functions

getHttpHeaders()
getUserAgent()
Demo display the User Agent
Demo Module Template Fix
Versions Nummer angepasst an Contao Version
Merge branch 'dev' version 3.1.0 to master