some tests added in home_spec.rb
Gemefile configuration UTF-8 added and home_spec.rb changed
cleaning code and try to make the login_with_facebook test
current_user problem in the spec files fixed
User Factory modified
activities_spec modified
code cleanup - puts killed
Merge pull request #3 from youngmarketingltda/vla/adding_tests

activities spec added, home spec fixed with the complete login and a lot of code cleanup