add receiver components to docs, fix events cropper component desc, fix error during blazor server prerendering in dispose methods#453

ColdForeign merged 37 commits intofeature/add_typescript_for_projectCropperBlazor/Cropper.Blazor:feature/add_typescript_for_projectfrom

feature/add_receivers_comp_to_docsCropperBlazor/Cropper.Blazor:feature/add_receivers_comp_to_docsCopy head branch name to clipboard