r830 - Crash Fixes + Scripting Additions

• Fixes crash with saving while the fishing hook is out.
• Fixes crash with unable to load up bad chunks.
• Fixes crash with loading bomb arrows.
• Movement speed is exposed on EntityLiving via getMoveSpeed/setMoveSpeed.
• Additional UI commands
• getScale() - The scale factor for the UI
• getGUIHidden()/setGUIHidden()
• getThirdPerson()/setThirdPerson()
• getFancyGraphics().
• NPCs are being prepped for scripting themselves as well.
• They now inherit from the scripted entities
• Have variables exposed to scripting (EntityNPC)
• name - Name over the NPC's head
• chatMsg - Message displayed when clicked on
• spawnX, spawnY, and spawnZ - Coordinates that the NPC will path back to
• Scripting blocks now have their coordinates loaded into xCoord, yCoord, and zCoord.

Download links below but note the files might not have been pushed out yet.

With Maps - http://bit.ly/k7fLdI
No Maps - http://bit.ly/jZZaIE