New Opaque Data Structures (4 to 5.2)

The following data structures are now defined in slapi-plugin.h to wrap key objects used by Directory Server plug-ins:

Slapi_Attr
Slapi_Backend
Slapi_ComponentId
Slapi_Connection
Slapi_DN
Slapi_Entry
Slapi_Filter
Slapi_MatchingRuleEntry
Slapi_Mod
Slapi_Mods
Slapi_Operation
Slapi_PBlock
Slapi_RDN
Slapi_Value
Slapi_ValueSet