Make P_HomingAttack and P_LookForEnemies consistent, preventing targeting TNT barrels just launching you in place.

Rollout Rockonsistency

See merge request !655

Hexafaceted sprite angle support.

See merge request !652

Don't create colormap data out of sidedef text for fake planes linedef

See merge request !648

* Break bustable FOFs like pushables.
* Activate pushable-counting executor activators.
* Get pushed by currents/wind.

This takes advantage of the previously-existing hack relating to objects with MF_PUSHABLE infotable (but not active) flags and a nonzero fuse, which is used as the condition to group this under (rather than MT_ROLLOUTROCK specific fuckery).

Thanks to the bug report submitted by our kirbs pal for getting me off my ass this evening.

# Conflicts:
#	src/r_defs.h

Update copyright statements for changed names

See merge request !644

Fix S_HAMMER being off by one

See merge request !654

fcam simple controls but slightly less hacky

See merge request !647

Apply skin's highresscale to continue screen

See merge request !645

More OpenGL fixes plus masked PNG conversion

See merge request !619

Local Lua commands + no magic numbers

See merge request !602

Also, some minor memory efficiency fixes to both rotsprite and ordinary sprite rotations.

Don't create colormap data out of sidedef text for fake planes linedef (the colormap data isn't even used anymore)

Dashmode tweaks

See merge request !646

- Remove the ability for non-SF_MACHINE players in dashmode to break spikes and monitors
- Replace instances of dashmode magic numbers with dashmode constants
- Add dashmode constants to dehacked.c

Fix NPC Amy's love hearts crashing if they didn't have a set fuse

See merge request !641

Add missing glseg checks (and remove a superfluous one)

See merge request !642

Reorder map loading

See merge request !635

Extra functionality for lua

See merge request !601