* 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