switched to Open Sans for consistent typography

I wish Skolar PE was available but until it is, let's make the Latin and
Greek typefaces work together.
initial sketch of survey activities
include state on dashboard (for debugging for now)
change dashboard activty button depending on state
redirect to dashboard on login
persist the answers in the state

and show them on the dashboard
implemented question labels
changed age question to birth year
make help text optional
added choice field question to test survey
moved activity metadata to class
dashboard activity list styling
dashboard activity style tweaks
survey page styling
margin between activities on dashboard
multi-page surveys
mark surveys completed
don't hard-code max pages
better styling of page numbers
redirect home to dashboard when auth'd