* PLT-914 Add mention notifications for replies on a comment thread
* remove useless store method
fix highlighting comments posted before th user write something to thread
* refactor out isCommentMention function after rebase
* change comment bar highlighting to replay icon mention highlighting
* settings and always visible highlight
* fix unit tests for new settings
* change highlight behaviour
- if any message in comment thread generates mention - all thread is highlighted
- remove always visible highlightion
* fix bug about the textarea in the center channel not clearing
* fix default settings value notify_props.comments
* do not highlight own comments if there is no other user's messages in thread
* refactor out ReactDOM.findDOMNode
* refactor out using of UserStore from component
* Refactored statuses into a more real-time system
* Updated package.json with correct commit and fixed minor bug
* Minor updates to statuses based on feedback
* When setting status online, update only LastActivityAt if status already exists
* PLT-3627 - Fixing spacing in RHS
* PLT-3516 - Fixing errors in backstage
* PLT-3558 - Fixing system console menu on small screens
* PLT-3570 - Fixing account settings sidebar truncating issue
* PLT-3497 - Moving see other themes link
* Removing formatted message import from premade theme chooser
* Cleaned up user_settings_theme.jsx and import_theme_modal.jsx
* Made ImportThemeModal use a callback to return the theme to the user settings modal instead of saving it directly
* Moved user theme from model to preferences
* Added serverside API to delete preferences TODO update package with client stuff
* Changed constants.jsx so that Preferences and ActionTypes can be imported on their own
* Updated ThemeProps migration code to properly rename solarized code themes
* Fixed warnings thrown by AppDispatcher
* Added clientside UI to support team-specific themes
* Removed debugging code from test
* Fixed setting a user's theme when they haven't set their theme before
