Merge pull request #207 from Psy-Virus/develop

Updated Ger translation+pot due to latest changes
Don't add disabled media to a stream playlist
Add Scrutinizer code quality badge
Update translation files
Update README.md
Update README.md
Update CHANGELOG.md and set version to 3.7.0
Update develop version to 3.7.1-develop
corrected a grammar mistake
Merge pull request #208 from meandor/develop

Corrected a grammar mistake