Changed search_order_by to don't override Django ordering.
Made minor text improvement to documentation.
Generalized configurator for handle routing.
Removed repeated function.
Fixed wrong signature in manager.
Fixed problem on converting rhs of lookups.
Made lookups accept keyword "id" to represent document id.
Improved docs for configurating Sphinx.
Changed internals of "Match": it now only accepts Python strings.

Before, it only accepted "String" types.
Made minor improvements to the docs.
Improved text in index.rst.
Improved docs of queryset.