Update the papi_fetchcallback mechanism for passing metric data
Update the papi_fetchcallback mechanism for passing metric data

No longer loop through all the available events (as we generate the
pmns dynamically now), just use the idp->item that we're passed

prasincs/pcp,andyvand/cygpcpfans,edwardt/pcp,wuliming/pcp,tjanez/pcp,edwardt/pcp,edwardt/pcp,edwardt/pcp,wuliming/pcp,adfernandes/pcp,aeg-aeg/pcpfans,wuliming/pcp,edwardt/pcp,tjanez/pcp,tjanez/pcp,andyvand/cygpcpfans,aeg-aeg/pcpfans,adfernandes/pcp,wuliming/pcp,aeg-aeg/pcpfans,adfernandes/pcp,andyvand/cygpcpfans,edwardt/pcp,tjanez/pcp,tjanez/pcp,mbaldessari/pcp,wuliming/pcp,wuliming/pcp,aeg-aeg/pcpfans,adfernandes/pcp,mbaldessari/pcp,adfernandes/pcp,andyvand/cygpcpfans,mbaldessari/pcp,andyvand/cygpcpfans,wuliming/pcp,adfernandes/pcp,prasincs/pcp,prasincs/pcp,tjanez/pcp,prasincs/pcp,mbaldessari/pcp,andyvand/cygpcpfans,prasincs/pcp,tjanez/pcp,wuliming/pcp,adfernandes/pcp,aeg-aeg/pcpfans,aeg-aeg/pcpfans,adfernandes/pcp,aeg-aeg/pcpfans,prasincs/pcp,edwardt/pcp,aeg-aeg/pcpfans,andyvand/cygpcpfans,prasincs/pcp,tjanez/pcp,andyvand/cygpcpfans,edwardt/pcp,mbaldessari/pcp,prasincs/pcp,mbaldessari/pcp