webadmin: fix events not updating

- Fixed a regression due to the event synchronization
  patch. Events where not updating properly, this fixes
  the issue.
- Fixed issue where cycleRate wasn't working.
- Modified cycle rates to be more reasonable values.
- Fixed issue where stored refresh wasn't being loaded
  properly.

Change-Id: I484dff03a5f90679ccaa6ca0b58a50a2b3083df9
Signed-off-by: Alexander Wels <awels@redhat.com>