[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/meta/meta-mediatek-ivt/recipes-platform/platform-libs/files/disable-nat-chain.patch b/meta/meta-mediatek-ivt/recipes-platform/platform-libs/files/disable-nat-chain.patch
new file mode 100644
index 0000000..3abd879
--- /dev/null
+++ b/meta/meta-mediatek-ivt/recipes-platform/platform-libs/files/disable-nat-chain.patch
@@ -0,0 +1,15 @@
+diff --git a/system/netd/server/CommandListener.cpp b/system/netd/server/CommandListener.cpp
+index ea74bf6..7fe298e 100644
+--- a/system/netd/server/CommandListener.cpp
++++ b/system/netd/server/CommandListener.cpp
+@@ -232,8 +232,8 @@ CommandListener::CommandListener() :
+     createChildChains(V4V6, "raw", "PREROUTING", RAW_PREROUTING);
+     createChildChains(V4V6, "mangle", "POSTROUTING", MANGLE_POSTROUTING);
+     createChildChains(V4, "mangle", "FORWARD", MANGLE_FORWARD);
+-    createChildChains(V4, "nat", "PREROUTING", NAT_PREROUTING);
+-    createChildChains(V4, "nat", "POSTROUTING", NAT_POSTROUTING);
++    //createChildChains(V4, "nat", "PREROUTING", NAT_PREROUTING);
++    //createChildChains(V4, "nat", "POSTROUTING", NAT_POSTROUTING);
+ 
+     // Let each module setup their child chains
+     //setupOemIptablesHook();