url for topic opens the relevant topic.
Merge pull request #20 from jackrr/update-url-on-topic

url for topic opens the relevant topic.
switch from "obiechat" to yeorvoice!
terms and splash pages with styling
improve css on user and topic editing. change "topic" to "discussion". some logic to update topic on back/forward navigation that doesn't work.
mild improvements to still flawed responsive layout. improve warn form
improve warn link. improve topic header.
Merge pull request #21 from jackrr/static-pages

Static pages
Merge branch 'master' of https://github.com/jackrr/obiechat into production