Added docs on what an example ``.boto`` file should look like.
Merge pull request #1411 from toastdriven/config-file-docs

Added docs on what an example ``.boto`` file should look like.
Cleaned up & committed @jamesls's "Getting Started" guide.
Merge pull request #1413 from toastdriven/getting-started-guide

Cleaned up & committed @jamesls's "Getting Started" guide.