Adding simulation virtual time duration to results
Switching to infinite weight to set edge unavailable
Merge branch 'infinite_weight' into develop
Switching to directed edges
By default asking to add edge (1,2) adds (1,2) AND (2,1)
See topology.build_topology_from_int() for alternative
Merge branch 'directed_flows' into develop
Adding reset() functionality
Adding torus 3D, modified topology.draw_graph(), pep8
Modifying reset() behaviour
[0.2] Release