Merge pull request #4 from fbrusatti/add-test-suite

Add test suite
Update README.md
add devise gem and controller home.
add annotate gem
deleted a comment
conflicts resolved
Remove version of gem pg in Gemfile
admin can create a SportCenters to populate the site
Commented code removed
Add Test to sport_center and add gem shoulda-matcher
Merged validates on sport_center, remove downcase of attr and remove on_create of validate format of email
Merge pull request #6 from fbrusatti/create-sportCenter

Create sport center
add configuration to send emails  and set i18n for language
add i18n
 error solved
add yaml configuration
added landing page and order aplication
added images to landing page
fixed error tiping and delete test not useful
delete file