FS-10167: Added ks_list_delete_iterator() to delete the node at the current iterator position (only if available if iterator is active). Updated blade_session to reflect ks_list_t being internally thread-safe now.

libs/libks/src/include/simclist.h

@@ -471,6 +471,14 @@ extern "C" {
 	*/
 	KS_DECLARE(int) ks_list_delete_at(ks_list_t *restrict l, unsigned int pos);
 
+	/**
+	* expunge an element at the current iterator position from the list.
+	*
+	* @param l     list to operate
+	* @return      0 on success. Negative value on failure
+	*/
+	KS_DECLARE(int) ks_list_delete_iterator(ks_list_t *restrict l);
+
 	/**
 	* expunge an array of elements from the list, given their position range.
 	*