maint-bin: Updated forum-patchlog to exclude more obvious dev-only commits.
Restored all tileset grasses to Masterwork 4c settings.

See http://www.bay12forums.com/smf/index.php?topic=133174.msg4868199#msg4868199
Apparently the extra grasses are supposed to exist on a
per-tileset basis.  This commit changes them back to
as they were for the 4c release.