Chat: Refactor event listener binding
Chat: Define excluded area height property
Chat: Emit mutation happened to fix scroll view
Chat: Reset pane padding
Chat: Scroll down
Merge pull request #136 from szkl/chat-scroll

Chat: Improve scroll initialization
Refresh chat list when opening
Merge with changes from master
Refactoring
Remove extra whitespaces
Custom scrollbar for shortcuts tab
Merge pull request #137 from alex-ionochkin/84458586-collaboration-chat-scroll-fixes

Refresh chat list when opening
Merge pull request #138 from alex-ionochkin/84449408-shortcuts-custom-scrollbar

Custom scrollbar for shortcuts tab
Merge branch 'master' of github.com:koding/IDE into permissions