Change investment theme to strategic them and update business epic

Related Work Items: #98, #99
Make changes to Architectual Epic

Related Work Items: #100
Add WSJF field to Architectural & Business Epics
Add WSJF fields to Business Feature and clean up Arcitectural Epic xml
Remove extra fields from form, relabel "Details" on form to "Benefits and Details" and add "Integration tests fail" as reason for transition from Resolved to Active
Add WSJF fields and remove extraneous fields from form

Related Work Items: #102
Add acceptance criteria and remove extraneous fields from User Story
Remove extraneous fields from Task form
Add acceptance criteria and type to spikes
Add acceptance criteria and remove extraneous fields from spike
Alter Epic states to align
Add new state to bug
Update version number and readme file in preparation for release 3.0 to GitHub