index shows all surveys and links to take them
Merge pull request #14 from oconn/responses

Responses
added ability to add a questions to survey and display all
Merge branch 'master' into surveys
Merge pull request #15 from oconn/surveys

Surveys blablabla
user able to participate in a survey
Merge pull request #16 from oconn/surveys

user able to participate in a survey
add custom methods for user
merge master
: