Allowing users to be updated if passed in as array (Bug #1319601)

Currently when updateuser event fires it expects the userid to be
passed in as a string - needed to get string from array if array is
given

Change-Id: I0787c1666bd5e0d82f86e14f9cb57535494b85d1
Signed-off-by: Robert Lyon <robertl@catalyst.net.nz>
Merge "Allowing users to be updated if passed in as array (Bug #1319601)"