Merge pull request #1 from jwhite66/master

Add a url to the Google+ link which seems to make it work now.
Revise the links and language pointing to the Wiki.
Merge pull request #2 from jwhite66/wiki2

Revise the links and language pointing to the Wiki.
Add punctuation to the "Contact" page.
Updating link to markdown
Changing links to markdown syntax
Clarify that reforms.to is a separate group
Update Index.html

Line 25: changed "June 1" to "June" on instructions of @L.
Initial commit
Update jekyll description. I don't know if it's used, but if it is, the sample text shouldn't be there
Add 'extern/common/' from commit '5844c4627682f009fff8fc048793879c0f0a3064'

git-subtree-dir: extern/common
git-subtree-mainline: 3bf653b347c0cdf57a4f83bb6134af9913b96335
git-subtree-split: 5844c4627682f009fff8fc048793879c0f0a3064
Adds script to update externs
Squashed '_includes/common/' content from commit 431b050

git-subtree-dir: _includes/common
git-subtree-split: 431b05002a10d79ece959bfdb70b13e6e0554b43
Merge commit '7a4cd088016036e2342d66083aff3796d87b3c33' as '_includes/common'
Add footer to the page with retargeting code.
Broke common repository into common-frontend and common-backend.

Only include the frontend part.
Include the common footer in... the common footer.
Remove extern/ subtree. It's now inside _include.
Remove old GA JS, and add adwords features
Move GA into shared head.html