version info also for client, still cmake to do

common/default_version.c

@@ -0,0 +1,9 @@
+#include "common.h"
+/* This is the default version.c file that Makefile.common falls back to if neither sh nor perl are available */
+const struct version_information __attribute__((section(".version_information"))) version_information = {
+    VERSION_INFORMATION_MAGIC,
+    1, /* version 1 */
+    0, /* version information not present */
+    2, /* cleanliness couldn't be determined */
+    /* Remaining fields: zero */
+};