* Fixed timeout logic in the dialing API as setting timeouts

  had no effect
* Updated dialing API documentation to indicate that timeouts
  are specified in milliseconds
* Added a new timeout argument to the Page application. If time
  expires, any endpoints which have not answered will be hung up.



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@153223 65c4cc65-6c06-0410-ace0-fbb531ad65f3