Added mbag_del_all

FossilOrigin-Name: 32524a926d3dc252905fafa47b34ce473f97d008ff32e78f809dd96cfc7786f6

src/cw/mbag.h

@@ -622,6 +622,11 @@ static inline int mbag_set_fun(mbag_t s, const char *id,
 
 	return 1;
 }
-
+/**
+ * Delete all objects in ab mbag.
+ *
+ * @see #mavl_del_all
+ */ 
+#define mbag_del_all mavl_del_all
 
 #endif