Enable promote links within the wiki document page
fix bug 937634 - Prevent icon issues on small screens
Fix UnicodeEncodeError when sending mails after document edits with unicode characters in the title.

Also renamed some variable to have more than one character in the name.
Merge pull request #2216 from jezdez/fix-unicodeencode-error

Fix UnicodeEncodeError when sending mails after document edits with unicode characters in the title.
Merge pull request #2214 from darkwing/home-wrap-937634

fix bug 937634 - Prevent icon issues on small screens
Merge pull request #2211 from darkwing/promote-updates

Enable promote links within the wiki document page
Fix bug 990489 - Update twitter account used for Twitter cards
Merge pull request #2218 from darkwing/update-twitter-card-990489

Update twitter account used for Twitter cards
run south migrate before ES index
After Vagrant setup, recommend testing in browser

The curl command seems to throw some volunteers for a loop. The output
of curl does not make the next step obvious and even with instruction,
people sometimes run the command inside the VM.
Remove note about starting Django, node manually

We recommend the use of foreman start earlier in the documentation, so
this should be unnecessary.
Create new "Developing with Vagrant" doc section
Merge pull request #2220 from groovecoder/vagrant-tweaks

run south migrate before ES index
Remove unused settings
Remove unneeded flash resources
Modify external link display
Make the 'submit a demo' link  a basic link, not a button
Add docs about creating or importing wiki pages
Fix #1898: Remove external_signup flag and feature
Update whitespace indentiation within stylus