Fix format

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1526705 13f79535-47bb-0310-9956-ffa450edef68
Fix typo

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1526706 13f79535-47bb-0310-9956-ffa450edef68
Improve WebSocket examples:
"use strict"; in JavaScript blocks to enable strict mode.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1526712 13f79535-47bb-0310-9956-ffa450edef68