Add note to README about project repo moving
Add complete regexp for code blocks to match switches and arguments
Implements :exports results
Implement :exports options for Org mode code blocks

Fixes #1 from wallyqs/org-ruby
Add example for when the results are graphics
Merge remote branch 'origin/master' into implements-code-blocks-exports-options
Fixup README.rdoc
Merge branch 'implements-code-blocks-exports-options'