Add theme files and edit views to use main nav and content containers

Added theme files, edited views so content would show correctly.
Merge branch 'Theme' into org

Conflicts:
	Gemfile
	Gemfile.lock
	app/assets/javascripts/application.js
	app/views/home/index.html.erb
	app/views/layouts/_navigation.html.erb
resolve gemfile conflicts
Resolve gefile conflict
resolve application.js conflict
Resolve Index.html conflict
resolve nav.html conflict
Resolved merge conflicts and got theme content displayed correctly.
Add header links for logged in users and sidebar for home and org links
Merge branch 'org' into Theme-with-steps-form
Merge branch 'Theme-with-steps-form' into org
Remove Turbolinks
Merge branch 'org'