Corrected whitespace inconsistencies

Change-Id: Ic4670964bc37b5d8f0e923134c2c56754cf832a1
Continued heavy modification of lightsctl.c

* Support for lazy calls to reset all/range, set all to color
* Comments everywhere

Change-Id: Id0c65633e296aff27b9cb6d01fa6200abf6f1bbb