Updated, Textures Browser: texture name length is now taken into account when calculating the width of texture items.
Internal: moved thing helper shapes creation logic from ThingsMode to LinksCollector.

* Updated the EE config linedefs, fixing stuff around
* Added back the class definitions for the Eternity namespace
The only namespaces where they're unneeded are the vanilla games. Otherwise it's safe and important to keep class1, class2, class3 in case Hexen pops up
* Added new special (273) to UDMF Eternity linedefs
* Added special 140 to the Eternity linedefs

Fixed, Script Editor: in some cases extra indentation was added to the duplicated line when using "Duplicate Line" command.
Added, Script Editor: some editor comments were missing from ZDoom_DECORATE.cfg.
Fixed, Game Configurations: fixed a crash when overriding an existing linedef action definition by a one from a different category (this fixes Issue #1).

Added, Things mode, Visual mode: added the ability to specify minimum/maximum argument range hint shapes using special DECORATE comments and Game Configuration properties (loosely based on range finder patch by Xabis).
Updated documentation ("Game Configuration - Action Argument Settings" and "DECORATE keys" pages).

Fixed, Classic modes, UDMF: grid size didn't go below 1 mu. when zooming in when "Dynamic grid size" option was enabled.
Internal: restored GridSetup DB2 compatibility.
Updated ZDoom_ACS.cfg (SetFogDensity, SetSectorGlow).

Internal, build tools: use origin/master to get commits count and current hash instead of local master.

Updated the Eternity UDMF configurations with the latest items.

Added, Sector Edit window, UDMF: added UI support for "floor_reflect", "ceiling_reflect", "floorglowcolor", "floorglowheight", "ceilingglowcolor", "ceilingglowheight" and "fogdensity" UDMF properties.
Updated ZDoom ACC.

Internal: Git commit hashes are now shown in the Update window changelog.
Internal: Exception window now links to GitHub Issue Tracker instead of zdoom.org GZDB thread.

Internal: renamed several build batch files, updated relevant info in the documentation.

Internal: removed some old unused resource/test/documentation files. This reduces repository size by approx. 20Mb.