Initial TTCN-3 test suite for osmo-remsim

This adds shared infrastructure and initial test suites for
osmo-remsim-{server,client,bankd}.

Change-Id: I00034d3a991f0f881cfd8ff0bfc4557113daf830
diff --git a/remsim/regen_makefile.sh b/remsim/regen_makefile.sh
new file mode 100755
index 0000000..e398360
--- /dev/null
+++ b/remsim/regen_makefile.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+FILES="*.ttcn *.ttcnpp *.asn IPA_CodecPort_CtrlFunctDef.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc TELNETasp_PT.cc Native_FunctionDefs.cc RSPRO_EncDec.cc Abstract_Socket.cc HTTPmsg_PT.cc HTTPmsg_MessageLen_Function.cc JSON_EncDec.cc"
+
+export CPPFLAGS_TTCN3="-DIPA_EMULATION_RSPRO -DIPA_EMULATION_CTRL"
+
+../regen-makefile.sh REMSIM_Tests.ttcn $FILES