redesigned the Users show page
updated Users index page, playing with a new idea for buttons
responsive updates for the navbar
updated User edit page, now looks good, User index page uses standard Bootstrap responsive elements instead of Thomas's custom rolled solution
updated tests to pass
Made some optimizations
Merge pull request #2 from sampritipanda/users-page-redesign

Using ActiveRecord Methods for Checking Presence
minor refactoring of presenter title_list check
refactored UsersController
improved handling of private accounts
add pagination to Users index page, updated test to something somewhat more complicated
a better solution to the hacked up test
removed experimental test
removed border lines from Users index page
Merge pull request #417 from yggie/users-page-redesign

Front-end update - Users page redesign