focus any focusable fields when opening a dialog
files view UX changes as per the mock
Merge pull request #2546 from devoncarew/devoncarew_fix_dialog_focus

focus any focusable fields when opening a dialog
redux of an exception fix
review comments and nits
Merge pull request #2547 from devoncarew/devoncarew_filesview_mock

files view UX changes as per the mock
Merge pull request #2549 from devoncarew/devoncarew_redux

redux of an exception fix
Merge remote-tracking branch 'upstream/master' into svg-icons-3
Use SVG icon for disclosure triangles in file tree view
Remove SVG paths with fill="none" (didn't do anything)