Update README.md
Update README.md
Update README.md
Fix issue #76
Update README.md
Update README.md
Added baselines arg to default list
Update README.md
fixes #77 - forgot to check for zero values in the args.y_axis_negative check
Merge branch 'master' of https://github.com/mozilla/metrics-graphics
fixes #77 - missing charts don't duplicate upon calling moz_chart again
Update README.md
Fixed indents
Fix issue #78
Updated examples page
Merge branch 'master' into gh-pages