Interpolate captions, Untie captions from resolution

See merge request !1930

Implement epicenter and radius support for quakes.

See merge request !1797

Do not apply pmomz when jumping/bouncing through a platform

Closes #72

See merge request !1955

Add auto-kick for inactive players

See merge request STJr/SRB2!2148

A few Lua input improvements

See merge request STJr/SRB2!2185

Fix #1126 and #1127

Closes #1127 and #1126

See merge request !2189

Expose P_CheckSkyHit to Lua

See merge request !2000

Expose P_DoSpinDashDust to Lua

See merge request !1998

Expose FollowMobj-related functions to Lua

See merge request !1994

Expose P_TouchSpecialThing to Lua

See merge request !1993

Expose P_GivePlayerSpheres to Lua

See merge request !1996

Limit builds to just "Windows x86" and "Debian stable:amd64", all other builds can be started manually

pickedchar doesn't need to be set in these two places, since G_DeferedInitNew already does that.

Captions' pop-in animation now starts 8 GUI pixels above the resting position, instead of (2 x GUI scale) GUI above it

Fix bugs with preset values in lua cvars

See merge request !1484

Expose more thrust functions to Lua

See merge request !1493

Combine vid.dupx and vid.dupy

See merge request STJr/SRB2!1118

Blue spring balls

See merge request !1282

Possible fix for Leader of the Chaotix bug (credit Zwip Zwap Zapony)

Closes #1135

See merge request !2183