Merge pull request #7 from mcclungt/signup

added signup routes, form, and first test
heroku
travis
Merge pull request #8 from cicadas-2014/mario

travis
Merge branch 'master' of https://github.com/cicadas-2014/percolator into signin
got simlecov working
Merge pull request #9 from mcclungt/signin

added signin valid spec (passes)
Merge branch 'master' of github.com:cicadas-2014/percolator into simplecov
Merge pull request #10 from cicadas-2014/simplecov

Simplecov
accidentally rolled back users features
fixed folder structure
Merge branch 'master' of https://github.com/cicadas-2014/percolator into signup