add 'Must' style methods for different components

[suyash]

fixes a bunch of linting issues and makes the API less verbose

[coveralls]

Coverage decreased (-1.5%) to 64.727% when pulling 7c772b0 on must-style-methods into 2ecb7d6 on master.

[coveralls]

Coverage decreased (-1.5%) to 64.727% when pulling 94b379f on must-style-methods into 2ecb7d6 on master.

[coveralls]

Coverage decreased (-0.8%) to 65.439% when pulling 004329b on must-style-methods into 2ecb7d6 on master.

[coveralls]

Coverage decreased (-1.3%) to 64.976% when pulling 1365d6b on must-style-methods into 2ecb7d6 on master.