Fix EOL of messages.json
TabView
Fix stylesheet to comply to Style Guide
Fixes a race condition;
Introduced an `openOnSelection` option in FilesController
Auto hide tab bar.
Fall back theme to fix theme changing
Decouple TabView from EditorManager
Bug fix
Fix comments
Adding config to disallow tabs
Rename lastSelectedEditor to lastFileSelection with bug fixes
Fixes a race condition
Fix nits and remove start indicators
Merge pull request #215 from ikarienator/TabView

Introducing TabView