minor starts of benchmarking
Merge branch 'master' of https://github.com/R4chel/RecommendationGraph

* 'master' of https://github.com/R4chel/RecommendationGraph:
  dynamic sigmjas graphs
  scripts
  Refactored to nicely call the right page generator. What's testing?

Conflicts:
	recgraph/crawler/wiki_crawler.py
	recgraph/relevancy/neo4jToGexf.py