Merge pull request #2 from amber-smalltalk/master

workaround for failing for empty initialize()
adds pygments.css
first pass on getting started
set version to 0.13.0pre
fixes syntax highlighting
Merge pull request #3 from amber-smalltalk/gh-pages

Master is behind gh-pages
css improvements related to fonts and notes paragraphs
new pass on the getting started page
monospace fonts for <pre>