Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/MiguelCastillo/brackets
Merge branch 'master' of https://github.com/MiguelCastillo/brackets
Merge branch 'master' of https://github.com/MiguelCastillo/brackets
Merge branch 'master' of https://github.com/MiguelCastillo/brackets
Update themes-settings.html

Fix #8712 (part 1 of 2)
Update themes-settings.html
Update strings.js
Update strings.js

Changes made -- ready for another review
Merge branch 'master' of https://github.com/MiguelCastillo/brackets
Update strings.js

Update translate Italian language for Brackets 0.43
Adding theme tab in the extension manager dialog
Changed leading tab to white spaces...
Adding themes icon
Added ability to keep track of the current pending request to the registry.  Added unit tests
Update themes-settings.html
Update strings.js
Update strings.js
Merge pull request #8715 from Denisov21/patch-12

Update themes-settings.html and strings.js
Merge pull request #8756 from Denisov21/patch-15

Update Italian language for Brackets 0.43