updated fixtures to have controlled and uncontrolled experiments for gender, scale, dimensionality, realism, and density
autosave re-org
Merge branch 'development' of https://github.com/VT-CHCI/VR_kbase into development

Conflicts:
	app/assets/stylesheets/application.css.scss
	app/views/papers/_form.html.erb
	app/views/papers/show.html.erb
	db/fixtures/realisms.yml
	test/fixtures/densities.yml
	test/fixtures/scales.yml