enhance  model class
Refactored and fix bugs
Fix the bug of populating unexpected issue table
Fix the bug showing fixing status after updating RightNow Custom Object.
Sperate geting service status details from getting list
Change getBySuburb to return all if suburb is empty
refactore ajaxQueryNetworkOutages to get all if suburb is empty
rename external interface classes and methods to ServiceStatus instead of NetworkOutage
rename network_outage.php to list.php to follow RightNow's convention
Implement Init search page function, but need more tests
add togglePanels to show/hide more than panels
rename file
update css references
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