Remove new "feature" from CodeIgniter that breaks Professional
Asset Plugin render inline CSS/JS

Added some functions to allow adding and rendering inline CSS or JS
with the Asset Plugin
Added another string for Add-ons management
Pretty sure this isn't supported to be here
Added "if not exists" to domain module
Changes operators to lowercase in the config file (again?)
Fixed typo in user module's details.php file
Added null defaults to a couple items that were grumbling when installed by the MSM
Converting to new str_to_bool button

Converted the plugins to use `str_to_bool()` and reformat to new coding
standards
Corrected some errors and in the installer module import. It wasn't installing add-ons.
Unfixed the top bars in admin theme
After internal discussion I'm re-removing add-on installation via the installer
Arabic update
Merge pull request #2128 from okhayat/2.2/develop

Arabic update
Merge branch 'feature/asset-plugin-enhancement' of git://github.com/chadwithuhc/pyrocms into 2.2/develop
removing method
Changed the parsing of the inline JS and CSS for Pages to make it work better with asset:inline
Optimized Pages to reduce queries needed to load a page
Switched a couple of incorrect Settings calls to config_item
Removed two unnecessary calls for missing settings