[#157] replaced `settings.volume` by the the corresponding Howler global volume setting
[#157] replaced `settings.volume` by the the corresponding Howler global volume setting

srbala/melonJS,melonjs/melonJS,rlugojr/melonJS,rlugojr/melonJS,srbala/melonJS,MarkoIvanetic/melonJS,gopalindians/melonJS,TukekeSoft/melonJS,melonjs/melonJS,TukekeSoft/melonJS,MarkoIvanetic/melonJS,gopalindians/melonJS,TukekeSoft/melonJS,rlugojr/melonJS,gopalindians/melonJS,srbala/melonJS