Merge branch 'release/v0.0.1'

* release/v0.0.1:
  Updated to rails 4rc2
  Updated bundle
  Set the database to PostgreSQL for heroku
  Change a wrong ruby version number in Gemfile
  Set some settings in Gemfile and Procfile for Heroku
  Again removed the default README.rdoc which was generated during update to rails v4
  Updated to rails v4. Also Gemfile source has changed to use HTTP instead of HTTPS
  Put sqlite gem in development group
  Added foreman Procfile and thin gem for web server
  Replased the temporary index page
  Replased the README file
Added and installed devise
Merge branch 'release/v0.0.2'
Merge branch 'master' of github.com:Kelasi/kelasi

* 'master' of github.com:Kelasi/kelasi:
  Added and installed devise
Merge branch 'master' into develop

* master:
  Added and installed devise
Added unicorn
Added necessary gem for heroku
Merge branch 'release/v0.0.3'

* release/v0.0.3:
  Added necessary gem for heroku
  Added unicorn
Added first and last name fields to user table
Added rspec gem
Added test for firstname and lastname validity
Added university resource
Added atendance model
Added necessary relations for atendances
Merge branch 'release/v0.0.4'

* release/v0.0.4:
  Added necessary relations for atendances
  Added atendance model
  Added university resource
  Added test for firstname and lastname validity
  Added rspec gem
  Added first and last name fields to user table
Finished preliminary implementation for full text search
Merge branch 'release/v0.0.5'

* release/v0.0.5:
  Finished preliminary implementation for full text search
Merge branch 'master' into develop

* master:
Added Guard and othe usefull gems to Gemfile
Some modifications to make guard work properly