osmo_bsc: Add option parsing, vty dummy

Add dummy files and option parsing for the Osmo BSC code.
diff --git a/openbsc/src/bsc/Makefile.am b/openbsc/src/bsc/Makefile.am
index f4e7a72..865fb30 100644
--- a/openbsc/src/bsc/Makefile.am
+++ b/openbsc/src/bsc/Makefile.am
@@ -5,7 +5,7 @@
 bin_PROGRAMS = osmo-bsc
 
 
-osmo_bsc_SOURCES = osmo_bsc_main.c osmo_bsc_rf.c \
+osmo_bsc_SOURCES = osmo_bsc_main.c osmo_bsc_rf.c osmo_bsc_vty.c \
 		   $(top_srcdir)/src/debug.c $(top_srcdir)/src/bsc_msc.c \
 		   $(top_srcdir)/src/bsc_init.c
 osmo_bsc_LDADD = $(top_builddir)/src/libvty.a $(top_builddir)/src/libsccp.a \