Fixes selector for WCF.Action.Delete effect

Fixes #1470
Fixed dynamic update of packages prior to installation
Updating minified JavaScript files
Merge branch 'master' of github.com:WoltLab/WCF
Make time optional in UserFollowerImporter
Fixed upload issue
Merge branch 'master' of github.com:WoltLab/WCF
Added warning if InnoDB is slowed down by configuration
Fix for non-installable optional packages
Fixes issue if a quote is inserted into a link
Updating minified JavaScript files
Fixed check if an optional package is installable
Merge branch 'master' of github.com:WoltLab/WCF
Suggesting better application directories
Disables parsing of mentions in quotes
Fixed editing of applications
Merge branch 'master' of github.com:WoltLab/WCF
Improved uninstallation of applications
Mobile optimization
Added simple currency modifier