added implementation of get_all_cliques together with helper method greater_neighbors
added implementation of get_all_cliques together with helper method greater_neighbors
move helper function into get_all_cliques
format docstring
change output format of discovered cliques
do not place every node in a tuble
start clique testing
resolve merge conflict
adding dispersion as a centrality measure
updated dispersion to use built in nx methods and set comprehension
incorporating dschult set method suggestions... with significant increase in speed
refactored to allow optional u, v... added suggestions for normalizations...
Addresses #1048.
Node labels must be within double quotes. Addresses #1048.

Tuple labels are now converted to strings:
   (1,2) -->  "(1,2)"
Add omitted quote=True option to escape(). #1048.
Add unit test for #1048.
good thing we do tests
clean .gitignore and tests bug
correcting dict comprehension in tests....
ENH: add reverse kwarg for topo sort