user edit functionality added, questions show updated added user's
photo, answer hide/show added, comment show updated
answers hide show implementing
Merge branch 'master' of github.com:rishijain/rubyinsense

answers hide show added
Conflicts:
	app/models/user.rb
	app/views/layouts/application.html.haml
	app/views/questions/show.html.haml
answers hide show updated
Merge pull request #2 from pramodshinde/master

user edit functionality added,