Reverting #3972 and implementing clearAccessRíghts to get a similar effect
Fixing typo
Removing references from install.xml
Merge branch '3.4-dev' of https://github.com/joomla/joomla-cms into fix_access_cache_clear
Merge branch 'staging' of https://github.com/joomla/joomla-cms into fix_access_cache_clear
Merge pull request #5086 from Hackwar/fix_access_cache_clear

Implementing a clearAccessRights method