Added has method to Role model to allow checking for permissions within a role
Merge branch 'NoelDavies/role_has'
Slightly reformats codes to match existing codebase.
Updates readme and changelog.
Merge branch 'develop'
Adds cached permissions.
Updates changelog.
Merge branch 'develop'
Added != (is not) modifier to the level method
Updated != modifier to support multiple roles
Facade support

In case model is aliased
Implementation of required interface functions
Update as per requirements

Field length: 100, nullable.
Facade update

Update for Facade support (and typo fix)
Merge branch 'yozaz-master' into develop
Refactors update remember token method.
Updates changelog.
Merge branch 'develop'
PHP 5.3.x update

Omit third parameter.
Adds double spaces for markdown.