- Link to correct location of Tomcat7's WebSocket examples.
- The examples using the deprecated API have been restored as of r1525279 so link to them (in trunk) instead of the 7.0.42 tag.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1531599 13f79535-47bb-0310-9956-ffa450edef68
Update some comments.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1531601 13f79535-47bb-0310-9956-ffa450edef68