Removed use of boost::shared_mutex (in Client). Stopping request handlers, if needed, is now up to the user of the library. If io_service is running on multiple threads, a shared_mutex is needed, otherwise, regular mutex is adequate.
Removed use of boost::shared_mutex (in Client). Stopping request handlers, if needed, is now up to the user of the library. If io_service is running on multiple threads, a shared_mutex is needed, otherwise, regular mutex is adequate.

eidheim/Simple-Web-Server,eidheim/Simple-Web-Server,moodboom/Simple-Web-Server,moodboom/Simple-Web-Server