adiciona logo do IF Sul no rodapé do site
correct usage of answer object

create one if it doesn’t exists and throw away the answers when
receiving a bad one. Fixes #446
add waffle.io badge
static: add mupi images
static: add mupi styles
activities: create new activity type (simple text)
accounts: add mupi templates
administration: add mupi templates
core: add mupi templates
forum: add mupi templates
static: add scripts to header animation
markdown: add attributes extension and create new markdown filter
signup: add pricing info to signup page
translation: add mupi language =)
project: update README to point to mupi drone.io and ignore mupi's css
paypal: add initial support to payment
workflow: create website basic workflow
notes: display instructions first instead of notes
markdown editor: modify editor preview
settings: mupi settings template