**Filename modification (e.g. test7z_0i96__.png, autogenerates file name)
**Documentation on wiki
'''4/24/2019'''
*Documentation on wiki
*went back to the time complexity issue with BFS and DFS
**DFS algorithm has flaws!! (it does not visit all nodes that we wanted to visit, this is why DFS is much faster)
**need to look into the problem with the DFS