feat(fonts): add fonts
chore(Cask): remove lean dep
feat: add js and css files
chore(elisp/org-batch.el): clean up
feat(elisp/org-batch): redefine org-html-src-block to use juicy-ace-editor
feat(example.org): update header to set up juicy
chore(Makefile): add org-batch.el dep to .org files
feat: add juicy-ace-editor.html
chore(.travis.yml): add css/js/fonts when publishing
doc(README.md): add "how to preview" section