PNG layering and colorizing
Layer cake is an application developed in python, it's purpose at time of development is to supply PNG alteration for the 'vivacity.online' avatar builder.
Upon initialization, the Cake class requires a list of PNG locations [<layers>, ].
Cake.bake([<layers>, ]) method will create a single PNG image constructed by layering each of the provided layers on top of each other.
The Decorator class is used to add gradient color to any greyscale PNG.