Added logic for reading the relationship type file. There is a broken constructor, but it should work. We shall see!

Controller to do:
Relations reader logic
Save function
Merge branch 'Shared' of https://github.com/harlanhowe/RelationshipsPJE.git into Shared
Added logic for reading the relationship type file. There is a broken constructor, but it should work. We shall see!

Controller to do:
Relations reader logic
Save function
Fixed the constructor.

Controller to do:
Relations reader logic
Save function
Merge branch 'Shared' of https://github.com/harlanhowe/RelationshipsPJE.git into Shared