removed debug output from DVBSocketController

Changed API of DVBFrontendHandle !
Added DVBSocketController

Fix emacs auto-indentation of namespaces

Scheduler: Optimize watchdog implementation
Socket: Change read-into-container implementation to skip unnecessary available() call
Add 'profile=1' compile option
Exclude 'boost' and 'std' symbols from documentation

Clean up all file-defines and remove all tabs

Scheduler: EventEvent hook
Scheduler: Simple task priorities

Examples/MultiMCLoop: Add example and test for multiple local multicast socket forwarding
PPI: Emit throttle/unthrottle messages on connector connect

Scheduler/Console: Add 'sys' directory
Scheduler: Implement EventManager and 'sys/scheduler/events' command

Scheduler: Move remaining non-public implementation classes into 'detail' namespace
Adjust rest of SENF accordingly

senfscons: Speed up non-documentation builds (doesn't help much)
Socket/Protocols: Add documentation for sockaddr_cast

Console: Add incremental parsing support
Console: Implement non-interactive network console

Fix lot's of inline implementation ordering errors (make sure, all inline functions are implemented before first use)

Console: Clean up operator<< implementation for Client using socket crosscasts

Socket/Protocols/INet: Extend INet6SocketAddress syntax to support more flexible syntax variantes (embedded v4 address, hostname + zoneid ...)
Socket/Protocols/INet: Add (linux specific) support for v6 mapped v4 multicast addresses