added css for stats page refs #3577
added route for stats page - refs #3577
controller for statistics page - refs #3577
view for statistics page - refs #3577
committing to rebase - refs #3577
changed position of login in stats_controller.rb
Merge branch 'develop' of github.com:psu-stewardship/scholarsphere into SCM-3577

Conflicts:
	Gemfile.lock
Changes for statistics page refs #3577
updating changes to SCM-3577
saving changes
more changes for stats page refs #SCM-3577
More changes to stats page refs #3577