Qfixed type

[dakk]

Add support for Qfixed, a binary representation for rational numbers, with a fixed point.

Supported operations:

• [x] add
• [x] sub
• [x] eq
• [x] neq
• [x] gt
• [x] lt
• [x] gte
• [x] lte
• [x] Mul by const

Other:

• [x] Testing
• [x] Documentation
• [x] Find a good example for a python notebook