add new models to convert health insurance data from CPS to ACS
add method to aggregate values and calculate margin of error for resulting sum
new health ins data models
revise new health ins models to remove calculated margins of error based on census bureau feedback; we'll have to publish our derived meausures w/o the moe
add field to retain geoid from source file
merge master
remove margin of error fields for 18-64 age group (we calculate this manually & can't generate an moe)
migration for new health insurance models
new import & load commands for health insurance coverage
filename isn't always a good indicator of whether data has a 2nd row of header names, so test using data itself instead
create api endpoints for new health insurance coverage model
Merge branch 'master' into health_insurance