1.7.3:
------

  Enhancement:
   - Add support for PackageDev settings linting & completion

  Fix:
   - Don't use Consolas font in diff popup
   - Correctly decode empty git output
   - IndexError exception in console (Issue #429)
   - Reduce gutter icon jumping while editing text

  README:
   - Fix some smaller graphical glitches
   - Use animated screenshots captured with latest Sublime Text
   - Add trouble shooting section for working tree
