sgsn: add osmo-sgsn.cfg, SGSN_Tests.cfg

Base on the docker-playground.git's config, but with 127.0.0.*.
All tests passing in jenkins are passing locally with this config.

Change-Id: I6da479e35fbe9f861a8bd8e578badcd1563e740f
diff --git a/sgsn/osmo-sgsn.cfg b/sgsn/osmo-sgsn.cfg
new file mode 100644
index 0000000..09da510
--- /dev/null
+++ b/sgsn/osmo-sgsn.cfg
@@ -0,0 +1,72 @@
+!
+! OsmoSGSN (1.2.0.46-e77e-dirty) configuration saved from vty
+!!
+!
+log stderr
+ logging filter all 1
+ logging color 1
+ logging print category 1
+ logging timestamp 1
+ logging print extended-timestamp 1
+ logging print file 1
+ logging level set-all notice
+ logging level mm debug
+ logging level gprs debug
+ logging level ns info
+ logging level bssgp info
+ logging level llc debug
+ logging level sndcp debug
+ logging level ranap info
+ logging level sua info
+ logging level v42bis info
+ logging level lglobal info
+ logging level lgtp debug
+ logging level lgsup debug
+ logging level lsccp info
+!
+stats interval 5
+!
+line vty
+ no login
+ bind 127.0.0.1
+ctrl
+ bind 127.0.0.1
+!
+ns
+ timer tns-block 3
+ timer tns-block-retries 3
+ timer tns-reset 3
+ timer tns-reset-retries 3
+ timer tns-test 30
+ timer tns-alive 3
+ timer tns-alive-retries 10
+ encapsulation udp local-ip 127.0.0.1
+ encapsulation udp local-port 23000
+ encapsulation framerelay-gre enabled 0
+bssgp
+sgsn
+ gtp local-ip 127.0.0.1
+ ggsn 0 remote-ip 127.0.0.2
+ ggsn 0 gtp-version 1
+ gsup remote-ip 127.0.0.1
+ gsup remote-port 4222
+ auth-policy remote
+ gsup oap-id 0
+ ! apn * ggsn 0
+ no cdr filename
+ no cdr trap
+ cdr interval 600
+ timer t3312 600
+ timer t3322 6
+ timer t3350 6
+ timer t3360 6
+ timer t3370 6
+ timer t3313 30
+ timer t3314 44
+ timer t3316 44
+ timer t3385 8
+ timer t3386 8
+ timer t3395 8
+ timer t3397 8
+ no compression rfc1144
+ no compression v42bis