Fix dedicated servers not running gamelogic

See merge request STJr/SRB2!788

Note to future testers:
Remember to test dedicated servers before merging.
And splitscreen also.

Use exact object types when setting shadowscale

See merge request STJr/SRB2!755

I broke SHIFT in the Connect IP Textbox.. whoops.

See merge request STJr/SRB2!777

Don't carry extra tokens into the next level if you got all 7 emeralds already

See merge request STJr/SRB2!778

Improvements to polyobjects carrying things

See merge request STJr/SRB2!772

Missing flag in S_SKIN

See merge request STJr/SRB2!781

Don't error when checking patch.valid on invalid patches

See merge request STJr/SRB2!780

1 left shifted by zero is still 1

See merge request STJr/SRB2!766

Fix title/card hud hooks grabbing the wrong functions

See merge request STJr/SRB2!758

It's okay, I literally had to remove one line lmao.

2.2.1 preparation

See merge request STJr/SRB2!759

Fix CLEAR! signpost showing up in unmodded games (& add proper support for SPR2 animated signpost)

See merge request STJr/SRB2!775

Defuse minecarts

See merge request STJr/SRB2!776

- Fixed loss of precision in rotate carry causing objects to slide off
- Adjusted player carrying logic to make platforms less slippery
- Finally obsoleted the player-specific rotate hack now that I found the
  actual problem :]

Use the provided Regex strings to properly turn the entire info.h states/mobjtypes lists into strings for dehacked.c

...it's surprising what we actually missed in the states list, apart from just the missing state (yes this makes the states fix branch redundant)

Fix broken GT_ constants with custom gametypes

See merge request STJr/SRB2!769