fixes the forwarder for Chrome
fixes the spec by adding a fake request with content_type
fixes the forwarder for Chrome
rebase to fix merge conflict
Merge branch 'fix-chrome-forwarding' of https://github.com/EiNSTeiN-/secureheaders into fix-chrome-forwarding

Conflicts:
	app/controllers/content_security_policy_controller.rb
	spec/controllers/content_security_policy_controller_spec.rb
Merge pull request #80 from EiNSTeiN-/fix-chrome-forwarding

fixes the forwarder for Chrome