Added combination track support for CanvasFeatures
Beginning to allow alteration of combination inner track's config from the outer track's config editor
Removed inner track's drop down menu and moved all functionality from there into outer track's drop down menu
Slight fix to 'Save track' behavior in combination track
Resolved vertical scrolling bug and renamed 'Inner Track' to 'Results' in code and UI
revert unintentional changes to _AlignmentsMixin.js