added unit tests for question. removed unused methods from question. fixed guidance_for_question method so that it does not require us to pass in itself (was qustion.guidance_by_question(question, org) - now question.guidance_for_org(org)) and updated template that calls method accordingly

formatting and style changes

updated additional parts of the admin_phase view to use the new schema's data access. Additionally changed models for suggested_answer, user, guidance_group and question to better reflect the associations in the schema

renamed dmptemplates to templates