:new: 1.4 release
:new: 1.4 release

* Crossfade in less than 255 steps, instead use the number of the
biggest difference between the old and new value of a color
* correctly store the original color when setting the brightness to low
values
* store max brightness as 255 instead of 1.0
* remove logging added for debugging purposes
* simplify _crossfade()
* cleaned up/reordered some code
* "breathing" mode
* added/extended docstrings

Sirs0ri/PersonalAssistant