fix double elementwrapper output in rollup; fix code

src/compiler/compile/render_dom/wrappers/Fragment.ts

@@ -4,7 +4,7 @@ import Body from './Body';
 import DebugTag from './DebugTag';
 import Document from './Document';
 import EachBlock from './EachBlock';
-import Element from './Element/index';
+import Element from './Element';
 import Head from './Head';
 import IfBlock from './IfBlock';
 import KeyBlock from './KeyBlock';

src/compiler/compile/render_dom/wrappers/MustacheTag.ts

@@ -37,7 +37,7 @@ export default class MustacheTagWrapper extends Tag {
 			block,
 			value => {
 				if (is_contenteditable) {
-					return x`@set_data_contenteditable(${this.var}, ${value}, ${is_contenteditable})`;
+					return x`${is_contenteditable} ? @set_data_contenteditable(${this.var}, ${value}) : @set_data(${this.var}, ${value})`
 				} else {
 					return x`@set_data(${this.var}, ${value})`;
 				}