Merge pull request #4 from railsrumble/tricks

Sample commits
Add rspec and capybara
Destroy tricks
Refresh template
Postgres database configuration for heroku
Merge pull request #5 from railsrumble/rubyfix

Postgres database configuration for heroku
Installing heroku gem for assets
Merge pull request #6 from railsrumble/rubyfix

Installing heroku gem for assets
First spec: New trick
Fixing conflict Gemfile
Fixing conflicts
Merge pull request #7 from railsrumble/rubyfix

Rubyfix: Configuring rspec, first test
Custommize home page css
Sports CRUD
Manage trick kinds, madafaka
add picture dropbox - customize labels last trick and popular sport
add picture more customize field and color
display sport name
Refactoring trick king controller
Show name trick kind