fix for sending content-type header during GET requests

dist/swagger-ui.js

@@ -1643,6 +1643,11 @@ templates['status_code'] = template(function (Handlebars,depth0,helpers,partials
         if (paramContentTypeField) {
           obj.contentType = paramContentTypeField;
         }
+        log('content type = ' + obj.contentType);
+        if (!obj.data || (obj.type === 'GET' || obj.type === 'DELETE')) {
+          obj.contentType = false;
+        }
+        log('content type is now = ' + obj.contentType);
         responseContentTypeField = $('.content > .content-type > div > select[name=contentType]', $(this.el)).val();
         if (responseContentTypeField) {
           obj.headers = obj.headers != null ? obj.headers : {};

src/main/coffeescript/view/OperationView.coffee

@@ -153,9 +153,13 @@ class OperationView extends Backbone.View
       if paramContentTypeField
         obj.contentType = paramContentTypeField
 
-      if not obj.data
+      log 'content type = ' + obj.contentType
+
+      if not obj.data or (obj.type is 'GET' or obj.type is 'DELETE')
         obj.contentType = false
 
+      log 'content type is now = ' + obj.contentType
+
       responseContentTypeField = $('.content > .content-type > div > select[name=contentType]', $(@el)).val()
       if responseContentTypeField
         obj.headers = if obj.headers? then obj.headers else {}