[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.
open reasonable file from working set or show the no editor when an image has been deleted from the project tree.

fix 5669 [preview image] Still showing the image from prior project after opening a new project. https://github.com/adobe/brackets/issues/5669
Add some comments and refactor file filtering code into a function in DragAnd Drop util file.
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...
formatting nits reported by @RaymondLim
update image view on file name change
For #5589, when switching to no editor or the image viewer, explicitly blur the old editor's hidden input field before hiding it to avoid a problem with CM's polling mechanism
Don't open inline editor on an empty id attribute
Merge pull request #5557 from jukkah/iss#5554

[fi] Fixed #5554 for Finnish translation
fix conflict
Merge pull request #5695 from adobe/randy/issue-5672

Update image view on file name change
Merge pull request #5698 from adobe/nj/issue-5685

Don't open inline editor on an empty id attribute
Add a check on the inital files array.
fix 5671, 5569
- Enable close command to close custom viewer,
- close image on project close.
Merge pull request #5700 from adobe/rlim/empty-files-array-check

Add a check on the initial files array. Fixes NPE on launch on Mac, seen by Ian
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