Fix notices when translation files are not found
Better checks and notices on translation isWritable
responsive video fixes #1916
Update Storage.php
Fix #2085 allow editing of broken Yaml file
Missing static $app
Merge pull request #2111 from bobdenotter/issue-2100

Prevent Error when adding dummy data. Fixes #2100.
Merge pull request #2113 from GawainLynch/hotfix/library-static-app

Missing static $app
Merge branch '2.0' of github.com:GDmac/bolt