fix state name
small refactor created method User#contributed_failed_projects
fixing bugs and changing some variables in intercom plugin
Merge pull request #818 from diogob/intercom_tweaks

Intercom tweaks
solving conflicts
changing pages/how_it_works to start
moving how_it_works to start
started implementing ContributionsController#new template
finished new footer styles
tweaking styles, removing unnecessary styles and consolidating *top, *bottom ... into style lists
renaming footer-simple-links-list to footer-simple-links-item
Merge branch 'bootstrap' of github.com:catarse/catarse into bootstrap