Initial work for employee views
Rename the template for personal graph views.
Adds a basic view for an employee.
Merge branch 'develop' into feature/employee_view

Merging in changes from develop.
Employee path is now referenced as 'employee' instead of 'employee_path' in routes.rb.
Employee view now links to a particular employee's show page.
Updates the employees controller spec to reference the personal_graph action that the tests ought to be executing now.
Merge pull request #84 from nu-lts/feature/employee_view

Feature/employee view