engine/views:

Implemented a sketch of the `calc_hazard_info` view.
engine/views:

Implemented `calc_risk_info` view.
engine/tests:

Added a test case for exercising the `_calc_to_response_data` util
function.
Merge pull request #2 from larsbutler/calc-info-views

`calc info` views

[r=daniviga] [f=1201777]