Added sort order 'decending' to allow ordering of results
Hacky generate HTML graph, should be tested properly!
Added proper test for JSONWriter and for ordering
Added output option to yaml
Added initial case to choose output based on config and tidied up CSVWriter
JSONWriter can now output either a json object or a json array
Added multigraph.rb to generate multiple graphs
Example graph output
Merge branch 'master' of github.com:mikeyhu/GitStats

Conflicts:
	jsonwriter.rb
	template/googlegraph.html