Merge pull request #15 from bsparks/master

hide value for release
Merge pull request #16 from bsparks/master

couple of UI fixes
HUD fix to show the price of the hovered item
first setup of the adapted soundHandler.
will now accept keys equal to the path + action
for example: npc/rat/die
if there are more files that start with die, then a random one will be played
resolve of issue #62
player sound while walking.
not based on the ground
sound bug fixes (wip)
parseInt fix characterused
more sound fixes
chatbox width scrollbar fix