typo fixes + whitespace refactorings

src/shims-tsx.d.ts

@@ -1,13 +1,17 @@
 import Vue, { VNode } from 'vue';
 
 declare global {
-  namespace JSX {
-    // tslint:disable no-empty-interface
-    interface Element extends VNode {}
-    // tslint:disable no-empty-interface
-    interface ElementClass extends Vue {}
-    interface IntrinsicElements {
-      [elem: string]: any;
+    namespace JSX {
+        // tslint:disable no-empty-interface
+        interface Element extends VNode {
+        }
+
+        // tslint:disable no-empty-interface
+        interface ElementClass extends Vue {
+        }
+
+        interface IntrinsicElements {
+            [elem: string]: any;
+        }
     }
-  }
 }