Support full CONE NAT and ADDRESS RESTRICTED CONE NAT

Adding support for Full cone NAT and Address Restricted Cone
NAT by using the NATTYPE module.

Change-Id: Ib17f87757b86fdb88bbe25bab7d7193b0530f812
Git-commit: 4d71eea17c1eb4362f9d1ae13fce53815b6c9574
Git-repo: source.codeaurora.org/quic/le/kernel/msm/commit/?h=msm-3.4
Signed-off-by: Paras Singh Jain <parassin@codeaurora.org>