1. rich-text-editor.component.scss: Css for .editor-wrapper .disabled added.
2. rich-text-editor.component.ts: New "editable" Input() field added, to allow rich text area to be disabled and not editable.
3. dataset-profile-editor.component.html:
a. In <rich-text-editor-component> set [editable]="form.controls['description'].status !== 'DISABLED'"
b. #7518 Show required message and css in rich text area when there is error "required" and description is touched (not dirty)
4. dataset-profile-editor.component.ts: #7519 comment disable of form controls label (title), description and language.
5. dataset-profile-listing.component.html: #7519 Time added in created column of dataset templates.
6. dataset-editor.component.html & form-field.component.html: #7518 Show required message and css in rich text area when there is error "required" and description is touched (not dirty).
7. clone-dialog.component.html: Replaced <textarea> with <rich-text-editor-component> for description field.
8. clone-dialog.module.ts: Import RichTextEditorModule.
9. clone-dialog.component.ts: #7519 comment disable of form group label (title)
10. styles.scss: Css for class .form-field-subscript-wrapper updated.