Migration scripts created for user's locale.
Altering users table structure to allow locale.
admin:create command fixed.
Navigation module separated and improved to allow items be aligned to right.
User settings page created and support for changin locale added.
Basic support added for Haitian Creole.
Merge pull request #2 from rmariuzzo/feature-locale

Locale support per user.
Sensitive information removed.
ValidationException improved to accept custom messages.
Basic functionalities to import congregation massively via JSON implemented.
Minor changes to adapt development workflow.
Development instructions added.