initial skeleton
initial content
Squashed 'pelican-bootstrap3/' content from commit 88dfd4b

git-subtree-dir: pelican-bootstrap3
git-subtree-split: 88dfd4b4972537da776282111783abeb96df0c1b
Merge commit '38cf2b4b0ca7261cc491e4cdd075a1d93bc6eb28' as 'pelican-bootstrap3'
add descriptions to fabfile, filter build cruft from git
new settings, etc