Deprecate isPlayerFertile()

See merge request pregmodfan/fc-pregmod!5511

Slave demand tweaks

See merge request pregmodfan/fc-pregmod!5510

remove uploadSlave.tw

Closes #1195

See merge request pregmodfan/fc-pregmod!5509

Skill fixes and improvements

See merge request !5508

- Don't continually show false messages about skill improvements for whores who have maxed out their oral skill but can do neither anal nor vaginal.
- If a whore has otherwise reached her skill cap, allow her entertainment skill to slowly climb to 50 (after all, she "works social gatherings and high society" at that stage).

smiling man art fix

See merge request pregmodfan/fc-pregmod!5507

Balls implants re-enabled

See merge request pregmodfan/fc-pregmod!5506

Re-enabled player lactation boob growth and ball growth surgery

See merge request pregmodfan/fc-pregmod!5505

Nursery and saRules fix

See merge request pregmodfan/fc-pregmod!5504

Moved proxies.js into 004-base to ensure that it loads before anything that requires V to exist. Undid jquery load function on saRules.

Various linting

See merge request pregmodfan/fc-pregmod!5503

This reverts commit 65829200.

This reverts commit 60bfa0b6.

duh

This reverts commit dca6b7c7.

This reverts commit 3d54e65d.

Rent rounding

See merge request pregmodfan/fc-pregmod!5502