Move SDP templates to its own SDP_Templates.ttcn file

SDP is used in other protocols than MGCP, eg. SIP.

Change-Id: I0610b4cf5533e46a3401c65e60c7cce975c85412
diff --git a/mgw/MGCP_Test.ttcn b/mgw/MGCP_Test.ttcn
index 7568ac9..b7d6b46 100644
--- a/mgw/MGCP_Test.ttcn
+++ b/mgw/MGCP_Test.ttcn
@@ -15,6 +15,7 @@
 	import from MGCP_Types all;
 	import from MGCP_Templates all;
 	import from SDP_Types all;
+	import from SDP_Templates all;
 	import from MGCP_CodecPort all;
 	import from MGCP_CodecPort_CtrlFunct all;
 	import from RTP_CodecPort all;
diff --git a/mgw/gen_links.sh b/mgw/gen_links.sh
index a7b1684..2fd2b0d 100755
--- a/mgw/gen_links.sh
+++ b/mgw/gen_links.sh
@@ -38,7 +38,7 @@
 gen_links $DIR $FILES
 
 DIR=../library
-FILES="Misc_Helpers.ttcn General_Types.ttcn Osmocom_Types.ttcn MGCP_Types.ttcn MGCP_Templates.ttcn MGCP_CodecPort.ttcn
+FILES="Misc_Helpers.ttcn General_Types.ttcn Osmocom_Types.ttcn SDP_Templates.ttcn MGCP_Types.ttcn MGCP_Templates.ttcn MGCP_CodecPort.ttcn
 MGCP_CodecPort_CtrlFunct.ttcn MGCP_CodecPort_CtrlFunctDef.cc "
 FILES+="AMR_Types.ttcn "
 FILES+="RTP_CodecPort.ttcn RTP_Emulation.ttcn IuUP_Types.ttcn IuUP_Emulation.ttcn IuUP_EncDec.cc "