Revision history for Colouring-In

0.01    Date/time
        First version, released on an unsuspecting world.

0.17    2020-04-20
	- toTerm method that output colours in the format rNNNgNNNbNNN
	- toOnTerm method that output colours in the format on_rNNNgNNNbNNN

0.19    2020-04-23
	- Update smallnum dependency

0.20    2020-04-30
	- Adds mix, tint, shade, saturate, desaturate and greyscale methods.