1.0.16

Major changes:

aitk.robots:

• Allow distance to work with multi-dimensional points
• Return a copy with get_image() by default
• Fix off-by-one error in add_device_ring; allow device_class to be string

aitk.algorithms:

• Renamed properties of GA to snake_case
• added dependencies; add novelty; use snake_case
• Added GA.mutate_gene(gene)