Bump to 1.9.3
Add handling for Minegicka's odd config file format
Fix parsing of funky Minegicka config files
First pass of OBJ export support
Add alpha maps for materials that need it
Handle internal transparency in material export
Update /dynmapexp commands
Protect agains bogus block/item unique IDs (missing names)
Add texture rotation support for OBJ exort
Add handling for volumetric models
Add fixes for rotated textures; add support for OBJ export of volumetic models
Fix gaps in exported water with inconsistent adjacent heights
Produce better material names in OBJ output
Close exported surfaces (make sure faces at limit blocks)
Add group-by options for /dynmapexp
Fix clear interior test on OBJ export