adapt remsim-client to use simtrace2 cardem

simtrace2-remsim_client.c combines simtrace2-remsim and
remsim_client.c.
it compiles but is short of sending the modem APDU from simtrace2
cardem to bankd.
diff --git a/configure.ac b/configure.ac
index 5332db8..4152a31 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,8 +35,10 @@
 PKG_CHECK_MODULES(OSMOCORE, libosmocore >= 0.11.0)
 PKG_CHECK_MODULES(OSMOGSM, libosmogsm >= 0.11.0)
 PKG_CHECK_MODULES(OSMOABIS, libosmoabis)
+PKG_CHECK_MODULES(OSMOSIM, libosmosim)
 PKG_CHECK_MODULES(ASN1C, libasn1c >= 0.9.30)
 PKG_CHECK_MODULES(PCSC, libpcsclite)
+PKG_CHECK_MODULES(USB, libusb-1.0)
 
 AC_CONFIG_MACRO_DIR([m4])