Added config for audio settings

Now its possible to store audio settings in the config file, and the
audio system respects the setting.
Instance config -> class config
Loading damage table from file

Now the damage table can be modified outside of the Client.cpp file in
damage.json. This tables supports damage values and potentially buff
values, although buffs are not implemented yet. Closes #169.
Reworking options state, menu items for audio settings
Upgrading Sqrat
Merge branch 'scripting' of https://github.com/zackthehuman/hikari into scripting
Fixed scripting issues
Fixed item drops
More scripting clean up
Merge pull request #173 from zackthehuman/scripting

Scripting