docs(guide/Expressions): mention absence of bitwise operators

Closes angular#14485

Author: Narretz

docs/content/guide/expression.ngdoc

@@ -27,6 +27,9 @@ Angular expressions are like JavaScript expressions with the following differenc
   * **Forgiving:** In JavaScript, trying to evaluate undefined properties generates `ReferenceError`
     or `TypeError`. In Angular, expression evaluation is forgiving to `undefined` and `null`.
 
+  * **Filters:** You can use {@link guide/filter filters} within expressions to format data before
+    displaying it.
+
   * **No Control Flow Statements:** You cannot use the following in an Angular expression:
     conditionals, loops, or exceptions.
 
@@ -38,10 +41,10 @@ Angular expressions are like JavaScript expressions with the following differenc
 
   * **No Object Creation With New Operator:** You cannot use `new` operator in an Angular expression.
 
-  * **No Comma And Void Operators:** You cannot use `,` or `void` operators in an Angular expression.
+  * **No Bitwise, Comma, And Void Operators:** You cannot use
+  [Bitwise](https://developer.mozilla.org/de/docs/Web/JavaScript/Reference/Operators/Bitwise_Operators),
+  `,` or `void` operators in an Angular expression.
 
-  * **Filters:** You can use {@link guide/filter filters} within expressions to format data before
-    displaying it.
 
 If you want to run more complex JavaScript code, you should make it a controller method and call
 the method from your view. If you want to `eval()` an Angular expression yourself, use the