Remove useless functions

These functions are either unused or perform no action.
They were needed in the old system of separated processes,
but now each probe has its own functions.

Author: jan-cerny

src/OVAL/probes/probe/fini.c

@@ -276,7 +276,6 @@ void *probe_common_main(void *arg)
 				fail(errno, "chdir", __LINE__ -1);
 			}
 
-			probe_preload();
 			if (chroot(rootdir) != 0) {
 				fail(errno, "chroot", __LINE__ - 1);
 			}

src/OVAL/probes/probe/init.c

@@ -440,12 +440,6 @@ OSCAP_API void probe_tfc54behaviors_canonicalize(SEXP_t **behaviors);
 #define PROBECMD_OBJ_EVAL  2 /**< Object eval command code */
 #define PROBECMD_RESET     3 /**< Reset command code */
 
-
-OSCAP_API int probe_offline_mode_supported(void);
-OSCAP_API void probe_preload(void);
-OSCAP_API void *probe_init(void) __attribute__ ((unused));
-OSCAP_API void probe_fini(void *) __attribute__ ((unused));
-
 typedef struct probe_ctx probe_ctx;
 
 OSCAP_API bool probe_item_filtered(const SEXP_t *item, const SEXP_t *filters);