Updated all of Falconne's DFHack plugins

From http://dffd.wimbli.com/file.php?id=8166
Updated itemsyndrome.lua courtesy @Putnam3145 and @Thistleknot

This revision adds transformReEquipOn functionality.
Obsidian: Removed many grasses that *only* existed in Obsidian.

Tilesets should only change display, not functionality.
lint-raws.pl can now detect duplicate objects in tilesets and main objects.
Serious bugfix and clean-up of Obsidian plant_grasses.txt

* Removes duplicate grasses
* Changes biomes and tags of existing grasses to match masterwork version.
maint-bin: Update lint-raws to spot used-only-once reaction classes.
maint-bin: forum-patchlog.pl now allows -A switch to show all changes ever.