ADMINUI-1102 logging in with an non-existant username should not reveal that the user does not exist
ADMINUI-1102 logging in with an non-existant username should not reveal that the user does not exist

joyent/sdc-adminui,chudley/sdc-adminui,andyYatskov/sdc-adminui,chudley/sdc-adminui,chudley/sdc-adminui,joyent/sdc-adminui,joyent/sdc-adminui,joyent/sdc-adminui,johananlai/sdc-adminui,YZaicev/sdc-adminui,lloydde/sdc-adminui,johananlai/sdc-adminui,chudley/sdc-adminui,andyYatskov/sdc-adminui,dan-luk/sdc-adminui,andyYatskov/sdc-adminui,dan-luk/sdc-adminui,joyent/sdc-adminui,johananlai/sdc-adminui,YZaicev/sdc-adminui,andyYatskov/sdc-adminui,lloydde/sdc-adminui,lloydde/sdc-adminui,dan-luk/sdc-adminui,dan-luk/sdc-adminui,YZaicev/sdc-adminui,johananlai/sdc-adminui,lloydde/sdc-adminui,YZaicev/sdc-adminui,dan-luk/sdc-adminui