0.2.2-beta

Deleted _SLAnimInjector.pex (will be re-compiled each time by the
animator).
Updated _SLAnimInjectorRaces.pex

Also, from previous commit:
Tested with SexLab 1.58b (should be compatible with 1.57)
New race: Rieklings.
Moves races arrays to separate script for improved readability.
Added line-by-line explanatory comments to _example script.