[Minor] Updates search macro with correct Bootstrap 3 styling (backwards compatible with Bootstrap 2)
Fixed typo in app.yaml
Merged in gcutrini/ferris-framework (pull request #18)

Fixed typo in app.yaml
Allow JSON views to return any value (even falsey values like [], {}, '', 0)
Merged in daskalou/ferris-framework-2/daskalou/allow-json-views-to-return-any-value-eve-1410573640992 (pull request #20)

Allow JSON views to return any value (even falsey values like [], {}, '', 0)
Merged in AaronHarris/ferris-framework (pull request #17)

[Minor] Updates search macro with correct Bootstrap 3 styling (backwards compatible with Bootstrap 2)