Added the fast brake factor, to adjust the amount of braking.
Fixed a diagnostics that got broken in refactoring.
Added support for combining momentum with stochastic descent.
Updated the naming: the last-pass weights were actually pre-last-pass weights.
Merged the main and corner weights in autorate computation (this should
Fixed the miscompitation level sizes, added a test.
Merged the main weights and corner weights into a single interleaved vector.
Weights are now always accessed through the high-level way.