Added some ice tiles for Chapter 6, as well as cracked ice that breaks if you walk over it while carrying too much weight.
Also added more party chime-in dialogue to Ch.5 and fixed a couple bugs.
Complete list of changes:
-Added some more party chime-ins for Ch.5 dialogue.
-Fixed bug where weapon wasn't updating in HUD sprites.
-Mobiles can no longer use ranged weapons while swimming.
-You can now set "pickParty" command to 6 to pick a random henchman (non-main party).
-Map tile script commands now use current object's position if world editor is not open.
-New hazardous object: iceCrack (concealed map hazard that will change ice tile to water).
-New sounds for ice breaking.
-New ice tiles for Chapter 6.
-Updated Builder's Manual.
