Move version entry point into MODULE_INFO

The MODULE_INFO can easily hold the version information of the
module. This removes the need for a explicit version entry point.

server/modules/authenticator/GSSAPI/GSSAPIAuth/gssapi_auth.c

@@ -616,19 +616,10 @@ MODULE_INFO info =
     MODULE_API_AUTHENTICATOR,
     MODULE_GA,
     GWAUTHENTICATOR_VERSION,
-    "GSSAPI authenticator"
+    "GSSAPI authenticator",
+    "V1.0.0"
 };
 
-static char version_str[] = "V1.0.0";
-
-/**
- * Version string entry point
- */
-char* version()
-{
-    return version_str;
-}
-
 /**
  * Module initialization entry point
  */