Merge pull request #2 from rodrigosiqueira/inter

Working on internationalization
Merge pull request #3 from rodrigosiqueira/inter

Fix the problem with pt.yml
Add new strings in en.yml
Merge branch 'inter' of https://github.com/rodrigosiqueira/prezento into rodrigosiqueira-inter

Conflicts:
	config/locales/en.yml
Merge branch 'rodrigosiqueira-inter' into internationalization
Merge pull request #1 from thiagovsk/internationalization

Internationalization