Clear userlist before appending entries from "getUsers" result. (#425)
Clear userlist before appending entries from "getUsers" result. (#425)

If the server is returning entries slower than the user is entering
additional characters, the callback gets executed multiple times after,
the list has been cleared - resulting in the same entries being appended
multiple times.
jsxc/jsxc,jsxc/jsxc,jsxc/jsxc