Does some notification-related code/documentation cleanup
Added dashboard content
Merge branch 'master' of github.com:WoltLab/com.woltlab.wcf.user
Fixed page menu
Fixes directory constant name (WBB_DIR -> WCF_DIR)

Also formats code.
Merge pull request #146 from Gravatronics/bug/dirConstantName

Fixes directory constant name (WBB_DIR -> WCF_DIR)
Removed 'isUnique'
Updated acpMenu.xml
Uses AbstractPage::$activeMenuItem and removes use of ACPForm
Merge pull request #147 from Gravatronics/enhancement/activeMenuItem

Uses AbstractPage::$activeMenuItem and removes use of ACPForm
Added missing validation when ignoring a user
Added better landing page handling
Fixed validation
Merge pull request #142 from Gravatronics/enhancement/cleanup

Does some notification-related code/documentation cleanup
Fixes DashboardBoxAction::updatePosition() if no active box exists
Fixes activity point overlay
Replaces capture with assign
Removes obsolete checks
Merge branch 'master' of github.com:WoltLab/com.woltlab.wcf.user into enhancement/getObjectID