Fixed: With Birds&Bees active and pawns on birth control - They have the mood: Neutered

- Birth control 'drug' added
- Base Pregnancy chance lowered + made configurable

Anroids should no longer be able to get pregnant

- Better backstories for born children (needs custom ones later on)
- Classroom is now recognized

The Birds and the Bees compatibility:
Simple conversion: Fertility(Birds&Bees) influences the chance to get pregnant

it hast to be after this mod in the mod load order, so:
// Children
// The Birds and the Bees

Give alert message when birth occurs

Better compatibility for other species

Better Settings text
Random option for skills

Initial upload.