Added some more tests; changed URLs for model list pages and added redirects

spec/spec_helper.rb

@@ -6,6 +6,9 @@ require_relative '../src/server'
 require 'rspec'
 require 'rack/test'
 
+# setting this here so all redirect tests can reference the same base URL
+BASE_URL = 'http://example.org'
+
 module RSpecMixin
 
   include Rack::Test::Methods