SGE is should be added to the schema as a supported scheduler type. It could also be argued that our schema is too strict by having an enumerated list of allowed schedulers. We don't really care what scheduler the site is running, so why put an artificial limit in the schema?

> 2010.02.10 13:42:59.179 CST: [ERROR] **Parsing ** Line: 287
> [org.xml.sax.SAXParseException: cvc-attribute.3: The value 'SGE' of
> attribute 'scheduler' on element 'grid' is not valid with respect to its
> type, 'SchedulerType'.]
>
> 2010.02.10 13:42:59.253 CST: [ERROR] **Parsing ** Line: 435
> [org.xml.sax.SAXParseException: cvc-enumeration-valid: Value 'SGE' is
> not facet-valid with respect to enumeration '[Fork, PBS, LSF, Condor]'.
> It must be a value from the enumeration.]
>
> 2010.02.10 13:42:59.254 CST: [ERROR] **Parsing ** Line: 435
> [org.xml.sax.SAXParseException: cvc-attribute.3: The value 'SGE' of
> attribute 'scheduler' on element 'grid' is not valid with respect to its
> type, 'SchedulerType'.]