minor changes to calculateRatingSim(node1, node2, restaurantSet1, restaurantSet2):
Revert "minor changes to calculateRatingSim(node1, node2, restaurantSet1, restaurantSet2):"

This reverts commit 08f57b80c90c1e47585b78576afd88777ac81740.
Merge branch 'master' of https://github.com/ange3/food_soulmate

# By Angela Sy
# Via Angela Sy
* 'master' of https://github.com/ange3/food_soulmate:
  running attribute comparison score
rating ntwk edge file and info for 1000 nodes
Merge branch 'master' of https://github.com/ange3/food_soulmate

# By penguinfrk
# Via penguinfrk
* 'master' of https://github.com/ange3/food_soulmate:
  Code for CNMCommunity functional with Jaccard similarity as composite score
  filled in isolated nodes in indices map