MAPINFO: added "DoomEdNum" and "SpawnNums" blocks support.
MAPINFO: added "#include" directive support.
MAPINFO: added "$gzdb_skip" special comment support.
DECORATE: "spawnthing" Game Configuration block is now updated using "SpawnID" actor property.
Game configurations: added "class" property to the most of ZDoom things.
Actions: removed "Reload MAPINFO" action.
Documentation: merged "GLDEFS and MODELDEF support", "(Z)MAPINFO support" and "TEXTURES support" topics into "(G)ZDoom text lumps support", added info about the other text lumps GZDB can use.
Linedef colors were not updated properly when a map format was changed and were causing an exception in some cases.
Vertices mode: linedef in split linedefs range was redreawn incorrectly in some cases.
Updated "Sector 3D Floor" (160) action: set default Type to Solid (1), added "Use Arg5 as Line ID" flag to Types, changed arg5 name to "Line ID / Hi-Tag".
Added "GetUserCVar", "SetCVar" and "SetUserCVar" functions to ACS configuration.
Set width and height of several actors to 0 in game configutrations (non-zero sizes were added as a workaround when GZDB was not displaying actors with 0 width and height in Visual mode).
Added several sprites to game configurations.
TEXTURES patches can now be loaded from anywhere inside resource.
Configs: things from "Cameras and Interpolation" and "Boom Items" categories weren't rendered in Visual modes.
Configs: several new icons are now used for things.
Reverted sectors rendering from 1.12b, because it was done in too hackish way and was causing more and more problems. Models rendered height is now 25% lower instead.
Models rendering height can be toggled between normal and 85% in Preferences->Appearance->"Scale models in Visual modes"
Fixed several small bugs here and there.
