added new gems and installed simple_form gem
change form_form by simple_form_form
working simple form
start to use decent exposure on users controller
changed views for new and edit pages
deleted commented code
a lot of changes...
fixed specs for micropost requests
fixed more specs 18 failling
now only have 8 specs failling
changed relationship controller for use decent exposure
only one test fail :)
3 tests failing
fixed tests and now using decent_exposure
Merge branch 'simple_form'