feature/NOW-500
feat(embed): added embedding videos back into the review
feat(embed videos): changed embed videos to only take 1 video, added much more validation code so that non-youtube video links do no break the component, added responsive youtube video to mobile view, fixed tests, added changed some gallery styling to make it consistent with videos
refactor(gallery): removed empty css tags
fix(review-form): fixed review form validation
fix(review-form): fixed review form validation
feat(embed-video): refactored some stuff, made it so that invalid inputs clear the video preview, fixed show more so that videos appear even if you only post a post with a video and not images, fixed unit test, etc
Merge pull request #224 from lithiumtech/feature/NOW-500

Feature/now 500