1.7.6:
------

   C H A N G E L O G

  Fix:
   - Enable GitGuter incase "git_gutter_enable" is not present.
   - Support Info module provides no GitGutter version.
   - Calling git_gutter_diff_popup with missing mdpopups causes exception.

  README:
   - Update Troubleshooting for MacOS Xcode license.
   - Added Monokai Pro to supported color schemes list.

  Enhancement:
   - Improve diff popup visibility on light color schemes
   - Show commit details in Compare against branch/tag
