Fixed: Default language not written to local config
Display current default language on user profiles when not overwritten
Show language name instead language code in default language selector.
Update installation.md

#154
Fixed: Allow MySQL Password Special Characters (#143)
Updated to latest version of CI_Security. Wrote a wrapper around it so that it's easier to update in future
Yii::t for "Model & Id Parameter required" exception in commentController
Merge pull request #170 from alirezastack/master

Yii::t for "Model & Id Parameter required" exception in commentControlle...
Merge pull request #167 from geekdevs/feature_ci_security_wrapper

Updated to latest version of CI_Security. Fixes #157
Updated translations (translate.humhub.org)
Updated translation files (yiic message command)
Updated version to 0.9.1
Changed ldap help text
Added Thai language files (th)
Fixed notification cleanup on user delete (#178)
Merge pull request #179 from humhub/master

Merge master changes to develop