* Change property major repairs date validation from 2 years to 10
* add voiddate_date_in_soft_range? and major_repairs_date_in_soft_range? methods
* update error messages for hard validations
* Add property_major_repairs_value_check to the form
* add void_date_value_check and fix some namings
* Update value_check hidden in check answers to depend on whether the questions is answered
* Remove a schema key
* extract constants for number of days
* change error messages wording
* update schema and csv files
* Update keys of rsnvac for first lets
Making it match with what is in the data dictionary. It was a wuick enough
fix to be included in this branch since it pairs well with the newprop derived
variable implementation
* add newprop derived variable and tests
* fixes
* use ternary statement for newprop derivation
* Remove enums
* Add some convenience methods to make validations more readable
* Gender chars instead of ints
* Remove incorrect API doc info for now
* More convenience methods
* Rename label from value method
* Wrapper hbrentshortfall
* Please the cop