Changed Quote Block.sublime-snippet to begin with an attribute line that includes the quote's author and a citation.
- Added Article.sublime-snippet (with Default.tmPreferences)
- Added Definition.sublime-snippet
- Added Definition Link.sublime-snippet
- Updated ReadMe.md to mention the new snippets and to mention that these all work great with Sublime 3, not just Sublime 2.
- Added asciidoc.sublime-build
- Updated ReadMe.md with instructions for configuring asciidoc.sublime-build