GitLab

- add test for number formatting
- fix bug where 1B and 1M were not stored correctly
- display 2 decimal points for million param sizes
- display 1 decimal point for billion param sizes

instead of static number of parameters for each model family, get the real number from the tensors (#1022)

* parse tensor info

* refactor decoder

* return actual parameter count

* explicit rounding

* s/Human/HumanNumber/