Merge pull request #5 from aliciafrench/master

Scaffold Goal and fix tests
Merge pull request #6 from aliciafrench/master

added goals migration file
Merge pull request #7 from aliciafrench/master

added goals files
Merge pull request #8 from aliciafrench/master

added missing files
add devise and logout test
rename logout test
finish auth tests
delete extra test
rm serve.pid
add travis.yml
fix travis.yml
add travis icon to readme
switch to postgresql for all envs
maybe fix heroku pg issue
add super secret key to devise
associate goals with users
 update travis for continuous deployment
Finihed merging with devise/heroku version.