Added Serbian translation
[fi] Fixed some typos
[fi] Fixed #5554 for Finnish translation
Limit drag-and-drop of image files or opening them from Open File dialog to be only one file. If multiple files are selected or dropped, then only non-image files get opened. If all of them are image files, then the last image file gets opened.
Make some changes based on review comments.
Unit tests for dropping image files in Brackets.
Corrected typo mistakes as suggested by frennky.
Updated Serbian localization.
Included Serbian language under 'Debug > Switch Language' option.
Corrected Serbian language entry in sv/strings.js
Add some comments and refactor file filtering code into a function in DragAnd Drop util file.
Merge pull request #5515 from Gocilla/master

Added Serbian translation
Turn off jasmine-node again, due to intermittent failures
squashed cubic-bezier unit tests
chain event handler on/off calls
Merge pull request #5688 from adobe/randy/cubic-bezier-tests-squashed

Squashed cubic-bezier unit tests
Merge pull request #5634 from adobe/rlim/drag-and-drop-images

Limit drag-and-drop of image files or opening them from Open File dialog...
update image view on file name change
Merge pull request #5557 from jukkah/iss#5554

[fi] Fixed #5554 for Finnish translation
fix conflict