v0.3.2

v0.3.2

• [ADDED] Affine transformation
• [ADDED] Version API
• [ADDED] all.hpp, which includes all registration types
• [ADDED] Documentation for each file and namespace
• [CHANGED] Normalize points before running CPD (points are denormalized after run)
• [FIXED] constexpr static for all double consts
• [ADDED] Small documentation changes