Upgrade World changelog

v1.73
- Adds a new parameter amount to multiply affected vegetation objects.
- Fixes heightmap error when resetting vegetation near the player on single player.
- Improves performance of commands that require loading the area (for example vegetation commands).
v1.72
- Fixes to some location related commands.
v1.71
- Fixes the command world_reset not working correctly.
- Removes conversion of underscores to spacebars in some commands (use Server Devcommands if needed).
v1.70
- Fixes objects related commands not working correctly.

Upgrade World