Add dbpmda testcase for pmdapapi
Add dbpmda testcase for pmdapapi

Add an additional testcase for pmdapapi, ensure a value can be
enabled, checked, and disabled through dbpmda

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