Use available rememberToken() schema helper method. Closes #28.

Signed-off-by: crynobone <crynobone@gmail.com>
Revert use rememberToken() because not possible to chain the return value at the moment.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.2'

Signed-off-by: crynobone <crynobone@gmail.com>

Conflicts:
	src/migrations/2014_04_16_043555_orchestra_auth_add_remember_token_to_users_table.php