Treat variables modified through i18n as own variables

Furthermore language item values are never updated again if they're flagged as own variable.
Removes erroneous line
Fixed style issue
Fixed style issues
Fixed ckeditor issue
Fixes style issue
Fixed style issues

Fixes #1506
Added automatic removal of orphaned moderation queues
Merge branch 'master' of github.com:WoltLab/WCF
Merge pull request #1509 from MeinAccount/sitemapUser/registerDisabled

Fixed sitemapUserAccount when registration is diabled
Adds method to get tags of multiple objects at once
Fixed auto-removal of orphaned moderation queues
Merge branch 'master' of github.com:WoltLab/WCF
Added support for different WCF 1.x password encryption methods
Changed user storage field value from TEXT to MEDIUMTEXT
Use 'c' as an alias for 'crc32' rather than '3'
Style optimizations
Added update instructions for Beta 10

This is an internal release so far, it is mainly used to confirm that a bug during the update process has been properly fixed.
Added URL title replacement option
Merge branch 'master' of github.com:WoltLab/WCF