webadmin: Renamed EventListModel.forceRefresh->forceRefreshWithoutTimers.

Renamed EventListModel.forceRefresh() to forceRefreshWithoutTimers()
to avoid confusion with ForceRefresh:ForceRefresh().

Change-Id: Ic3fa5c0aea31163099c26ff980439b4446b5471e
Signed-off-by: Asaf Shakarchi <asaf@redhat.com>