This addresses #18, which brought up the issue of searching with Whoogle
with the search instance set to always use a specific container in
Firefox Container Tabs.
Could also be useful if you want to share your search results or
something, I guess. Though nobody likes when people do that.
* Added language configuration support
Main page now has a dropdown for selecting preferred language of
results.
Refactored config to be its own model with language constants.
* Added more language support
Interface language is now updated using the "hl" arg
Fixed chinese traditional and simplified values
Updated decoding of characters to gb2312
* Updated to use conditional decoding dependent on language
* Updated filter to not rely on valid config to work properly
