ui: Remove autocorrect from the user lookup dialog
ui: Drop autocorrect on open ticket email box

This box shows if the ticket open page is shown without selecting a new user
account. Autocorrect should be disabled on that box too.
ui: Disable autocomplete on email login settings
Merge pull request #321 from greezybacon/issue/318

ui: Remove autocorrect from the user lookup dialog

Reviewed-By: Peter Rotich <peter@osticket.com>