also redirect "Accept: */*" to the api

lib/travis/web/api_redirect.rb

@@ -31,7 +31,7 @@ class Travis::Web::ApiRedirect < Sinatra::Base
     end
 
     def api_call?
-      return true if request.accept.empty?
+      return true if request.accept.empty? or env['HTTP_ACCEPT'] == '*/*'
       preferred = request.preferred_type(*settings.frontend_types, *settings.api_types)
       settings.api_types.include? preferred
     end

spec/api_redirect_spec.rb

@@ -16,7 +16,7 @@ describe Travis::Web::ApiRedirect do
   end
 
   it 'does not redirect catch-all with generic Accept header' do
-    get('/foo/bar', {}, 'HTTP_ACCEPT' => '*/*').should_not be_redirect
+    get('/foo/bar', {}, 'HTTP_ACCEPT' => '*/*').should be_redirect
   end
 
   it 'redirects catch-all without Accept header' do