added basic things for scholar hour functionality
added route for scholar hour list
deleted unneeded method
added resources route for scholar hours
added before save validations for create only, added methods to find student actions for scholar hours
added activerecord relationship for student having scholar hours
changed path for scholar hour list
added controller for scholar hours
added view for all scholar hours
added migration for status column in scholar hours
new schema after migrating and deleted unneeded file
added link to email teachers directly from app
Merge pull request #157 from rwarbelow/scholar_hour

Scholar hour