Users collection uses limit, offset, and now xml root is appropriate
Cleanup main_api_controller_test.rb
Test coverage for UsersController.index
Added fields param to UsersController.index
Updated UsersController.show to handle the fields param
Start using get_plain_text for rendering :text responses
UsersController.create should return 201 on resource creation
Updated UsersController.update
Cleanup with 80 line length max
Spellcheck, fix typos
Merge pull request #1014 from danielstjules/issue-1002

Issue 1002 : Updated api/users