Updated features: Added initial Gleez Logging guide
Updated feature: Redisigned guide menu
Updated feature: Added Logging#Usage to guide
Fixed issue: Fixed module description
Fixed issue: Removed not needed confirm_popup.php
Fixed issue: Fixed mango config comments
Fixed issue: Removed trailing spaces
Updated feature: Remove not needed internal check before redirect
Updated feature: Moved Log docs to guide
Updated feature: Cerber Theme
Updated feature: Mango Reader
Fixed issue: Disable by default mango
Fixed issue: Removed deprecated HTML tag center from inputfilter config
Updated feature: Amended Git Clone Installation
Updated feature: Added ArchLinux Installation guide
Fixed issue: Cleanup spaces
Updated feature: Remove not needed internal check before redirect
Merge pull request #469 from sergeyklay/master

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