Covered most bases in guardian model. added test to guardian for household_id.
Added basic relationship, scopes, validations, and methods to household mhold model. Question: Should insurance actually be required.
Began student model, but still not finished.
Previous commit missed unsaved work. no actual changes made.
Added gender list to guardian and student models.
Merge pull request #8 from dyurkans/master

Began work on Guardian, Household, and Student Models
Merge pull request #9 from s1anden/master

Changed grade to an integer