Splits currentLineController into:
lineAnnotationController - end of line annotation
lineHoverController - hovers to current line(s)
statusBarController - blame on the statusbar

Fixes open file, open revision, & show file history

git -C breaks many terminal completions

Supports toggling annotations for each file individually or all files at once
Closes #289

Adds custom label support to result view

Also fixes #286, #227, #219, #186, #151, #104, #75

They now follow the theme properly

Fixes status node updates in explorer