* added wekan
* set image version tiredofit/db-backup:4.0.34
* edited wekan logo
* edited wekan app image
* edited wekan logo
* edited version, ROOT_URL
* edited data/attachmant dir
* edited data/attachmant dir
* added mandatory email - here gmail
* edited googlemail config
* edited googlemail config
* converted logo png to jpg
* changed port
* removed db-backup, chanded logo, outcommented network section for testing
* uncommented network section for backend for testing
* uncommented complete network section
* uncommented network section for backend for testing
* uncommented network section for backend for testing
* only network section with backend remains
* edited backend network name and definition according to discord discussion
