[#49745447] Move first level elements to deep surveys.
[#49745447] Use {{image.thumb.url}} in the question templates.
[#49745447] Preload a category's sub-questions.
[#49745447] Preload a QuestionWithOptions's options.
[#49745447] Fix multiple levels of nesting.
[#49745447] Fixing issues with adding questions
[#49745447] Show uploaded images.
[#49745447] Saving the survey model sends only the necessary attributes.
[#49745447] Category name should be initialized with the proper content
[#49745447] Options for MultiChoice questions should have proper order numbers