Change profile graduation column to year in school.
Change year in school type to text.

Change profile graduation to year in school in test.

Add db migration version to change profile graduation column name to year in school and data type to text.

Set unit test db migration target version to newly added 1.1.1.
Merge pull request #178 from CruGlobal/mod/profile-graduation-to-year-in-school

Change profile graduation column to year in school.