minor jshinting
Merge pull request #1443 from akhoury/master

added new hook:  filter:topic.reply
@akhoury and his comments.. :p + jshinting
closes #1432

ability to select a default gravatar image (default, identicon,
mystery-man, monsterid, wavatar, retro) or upload a custom image to use
as default gravatar image
fixed posted_in_ago language key
added reqFromSocket to topic posting

new filter topic.post
Merge branch 'master' of github.com:designcreateplay/NodeBB
fixed #1222
closes #1422
closes #1448
closes #1446
closes #1418
removed duplication in uploads
use nodejs instead of node command if it exists

closes #1449
Merge pull request #1450 from frissdiegurke/patch-1

use nodejs instead of node command if it exists
fixing less imports on windows
closes #1423
init sphinx docs
sphinx theme
activate sphinx theme