Merge pull request #5 from airRoom/master

Fixed Docs
Add validation error object
Add Validation standalone function
refactor tests
* add Message helper to avoid code repetion in assertions;
* improve tests descriptions.
implement new tests
rearrange schema in models
implement new tests and improve enum tests
add array and float tests and using number validation when type is float, because async-validate doesnt not accept an integer as float
refactor isValid function and organize tests folders
* now a callback must be passed to .isValid
* models, repositories and data folders were moved to fixtures folder and helpers was renamed to test-helpers
change initializer Model
add more nested tests
resolve nested and array nested validations
stable version
fix read me file
add blanket.js for coverage, update README with test info and update package.json with contributors and issues tracker url
add new types to db-helper and add tests to db-helper
Add swagger tests
update swaggerCustomer schema in swagger tests with the new Customer schema
ignoring object type during db-migrate schema creation and add new tests to db-migrate schema creation
remove console.log