Redundant output in GudhUI

[mglisse]

gudhi-devel/src/GudhUI/model/Model.h

Lines 198 to 201 in 5fd2be9

	std::clog << "Num connected components : " << complex_.num_connected_components() << std::endl;
	std::clog << "Min/avg/max degree : " << min_degree() << "/" << avg_degree() << "/" << max_degree() << std::endl;
	std::clog << "Num connected components : " << complex_.num_connected_components() << std::endl;
	std::clog << "Num connected components : " << complex_.num_connected_components() << std::endl;

The number of connected components is printed 3 times... I don't know if other statistics were supposed to be printed (copy-paste, then forget to modify the copies), or if the last 2 are just extra.