wlan: Enable TDLS feature

Enable TDLS feature in rel1.2
Added wlan_hdd_tdls files since they are not added
when integrated CL660686

Change-Id: I98bd281d42ee6c25456509f4ff5e9004cdfdfb40
CR-Fixed: 432782
diff --git a/Kbuild b/Kbuild
index 48a938a..d04c904 100644
--- a/Kbuild
+++ b/Kbuild
@@ -28,6 +28,9 @@
 
 	# JB kernel has CPU enablement patches, so enable
 	CONFIG_PRIMA_WLAN_11AC_HIGH_TP := y
+
+	#Flag to enable TDLS feature
+	CONFIG_QCOM_TDLS := y
 endif
 
 # Feature flags which are not (currently) configurable via Kconfig