Merge branch 'master' into pretty
updated logo and bg img
changed to blue grey
how it works modal
updated logo

replaced with svg
adjusted padding on modal
Highlight best when best selected.
Rename "best" to "popular"
adjusted welcome for mobile
changed blue
Update invitation-not-found
Added ToS and privacy policy
Most Votes wording/route name.
Autolink in answers.
Place a dummy vote_id on the question while the xhr is in flight to the sever.

Short circuit if we try & operate on the dummy vote_id.
Fix twitter bug
fix users slug bug
Merge pull request #136 from askaway/bug/twitter

fix users slug bug
Remove announcement
Merge branch 'master' into pretty