Draft: Resolve "Rewrite bmath to allow type hints and attribute proposals"
requested to merge feature/40-rewrite-bmath-to-allow-type-hints-and-attribute-proposals into feature/35-codebase-overhaul
bmath is now a class, which can be used for type hints and code suggestions.
Known issues
import blond.utils.bmath as bm doesn't work anymore and must be replaced by from blond.utils import bmath as bm
Closes #40