changed schema to make OrgRoster strong. Moved files to clean back end.

phase 1.sql

...in/java/com/example/accessingdatamysql/myorg/OrgAuth.java

...example/accessingdatamysql/myorg/OrgRosterRepository.java

...example/accessingdatamysql/myorg/Organization_Roster.java

...ava/com/example/accessingdatamysql/org/OrgController.java

...ava/com/example/accessingdatamysql/org/OrgRepository.java

...java/com/example/accessingdatamysql/org/Organization.java