Add tox
Add appveyor ci
Use renderer to escape everything.
remove options from lexers
Use renderer.tag for output tag
Delete useless options property on Markdown
Insert sys.path for benchmark
Comment for grammar. preprocess in parse instead of output.
Fix in renderer. Safety for link and image
Use the right parameter. Use text instead of src.
Version bump 0.4
Fix the behavior for link safety, return <a> without href
More test cases
Coverage high
tox file and Makefile
patch bdist_wheel command
Fix InlineGrammar tag regex.

https://github.com/lepture/mistune/issues/18
Add option for parse markdown in block level html.

https://github.com/lepture/mistune/issues/18
Merge branch 'master' of https://github.com/bslatkin/mistune