Merge pull request #1 from rebeccad/master

num2words also a requirement
improving analyser and tests
Improvements to docs and requirements
Merge branch 'master' of https://github.com/tleeuwenburg/wordgraph

Conflicts:
	.requirements/requirements.txt
Improvement to dictionary-based comparison tests
Correct expected output of Graphite graph

The output for the Grpahite servers requests has become better. Update
tests accordingly.
Working on para comparisons
Demonstration of new para compare
Merge pull request #2 from rebeccad/master

Changes to graphite_test to fix up english output
Merge branch 'master' of https://github.com/tleeuwenburg/wordgraph
Tweak
Changed time representation and updated tests accordingly.