phabricator: make user searches case-insensitive...
phabricator: make user searches case-insensitive
User names in conduit are case insensitive, but when looking for "FOO"
it would return "foo" instead and we'd think the user didn't exist. So
lower case both the query and the response when comparing them.
Differential Revision:
https://phab.mercurial-scm.org/D5934
