Get single post from API by id and query params; Auto-sort posts list

closes #2883, closes #2951
- introduce custom findQuery in ApplicationAdapter
- posts/post route and editor/edit route now use custom findQuery to find a single post by id with query params
- create a sorting function in PostsController for out-of-order loading
- refresh updated posts in posts.index to make PostsList highlight latest draft after returning from a save in editor
Merge pull request #2884 from darvelo/sort-posts-list

Get single post from API by id and query params; Auto-sort posts list
Cleaning up the unit tests
Temporary HTML for the User Management screen & Setup screen
Merge pull request #2994 from PaulAdamDavis/setup-user-manage-html

Temporary HTML for the User Management screen & Setup screen
Improve error handling during bootstrap process

Refs #2986
-More thorough promise handling in bootstrap.js
-Catch rejected promises from the bootstrap module and force
 a Grunt failure instead of an erroneous success
-Adjust the bootstrap unit tests