Prevent jquery datatable from overriding the initial sort order

This fixes https://github.com/mozilla/mediawiki-bugzilla/issues/43
Merge pull request #56 from edmorley/disable-initial-sort

Prevent jquery datatable from overriding the initial sort order
Updated bugzilla api endpoint. Fixes Issue #62 and https://bugzilla.mozilla.org/show_bug.cgi?id=1085409
Merge pull request #63 from christi3k/master

Updated bugzilla api endpoint.