update headerinfo in module droplets
Created 2.8.x branch
commentet out the droplets logo for a more similar backend design with other admin tools
Fixed some validiation bugs in core and different modules (Thanks to luisehahne)
Droplets upgrade script fixesAdded warning message in output_filter
Added missing id tags and copyright notices to droplets modul
Add Droplets Modul to the project and the modificated files (index, seach and frontendfunctions)