Added a new layer CDP_IF inside dp which is an intermediate
between the data path functions and the upper layers. All function
calls from outside the DP layer to the DP layer goes via the CDP_IF
layer
Change-Id: I76e671c85d2d02aa0a65a90b356840d3aeede52d
CRs-Fixed: 1075597
Non datapath modules use these APIs when they work with datapath
module data structures.
Change-Id: Ic257c6fc621820199b1691b8e62f7f7109237b01
CRs-Fixed: 993414
Initial check-in of the data path converged APIs that
are currently only implemented by MCL.
Change-Id: I8132aeef4631a8e2fb5e132126a0fc5292c96d12
CRs-Fixed: 993414