moved Preview button out of edit form and changed to link
added scenario for sad path user edit button on others profile
UserProfile: changing the Member since step
implemented initial public/private setting for user email
commented out pending step
UserProfile: changing the Member since step (refactored step)
tests pass but still need to refactor step for displaying email
refactored step for profile_privacy
lunch break commit, tests RED
cucumber feature for profile privacy GREEN, changed link in navbar for user accounts page
resolved cucumber and rspec test for profile_privacy feature
comment for pending step
failing test for time since singup
Refactor preview into show erb

Change corresponding cucumber spec
Fix cosmetic issues with email display
pong to bryan: installed gem friendlyID to work on feature for URL ID's
Merge pull request #128 from mtc2013/profile_privacy

Profile privacy
create a user profile page story - working on user member for tests
added slugs entry in database for User, Project, Document models. Implemented friendly_id for Project and Document. Controllers raise exception when using numeric ids
added route to support legacy url, added minor support for slug conflict management, document_controller_spec GREEN
fixed tests in documents.feature and follow.feature