WIP 0.3.0

[Olegas]

• Can run in browser (with requirejs) and in node
• Added ability to create custom comparators for different node types

[coveralls]

Coverage decreased (-9.7%) to 82.07% when pulling 4c5feb4 on develop into 14e7b50 on master.

[coveralls]

Coverage decreased (-9.7%) to 82.07% when pulling 2631a49 on develop into 14e7b50 on master.

[coveralls]

Coverage decreased (-9.7%) to 82.07% when pulling a6b0b16 on develop into 14e7b50 on master.

[coveralls]

Coverage decreased (-9.7%) to 82.07% when pulling 714b51b on develop into 14e7b50 on master.

[coveralls]

Coverage decreased (-8.82%) to 82.95% when pulling 392c67e on develop into d3fe6cb on master.

[coveralls]

Coverage decreased (-8.82%) to 82.95% when pulling 3d35cb0 on develop into d3fe6cb on master.

[coveralls]

Coverage decreased (-8.82%) to 82.95% when pulling 4672762 on develop into d3fe6cb on master.

[coveralls]

Coverage decreased (-9.3%) to 82.468% when pulling 35eb992 on develop into 4fbf204 on master.