search for: node_nr_valu

As a follow-up to node_nr_children discussed in "hivex lib: Add function hivex_node_num_children", I've also created the function node_nr_values, which just returns the number of values of a node (primarily for optimization purposes). I hope I've done it correctly so that a follow-up commit is unneeded. The git tree is here: https://github.com/kupiakos/hivex/tree/node_nr_values This is the patch: diff --git a/generator/generator.ml...