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

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

Utils/Daemon: Ignore SIGPIPE signals by default
Console: Refactor console server to prepare for readline integration

Console: Add Console.hh
Console: Add testServer as example to the documentation
Console: Fix overload resolution when adding manually parsed commands
Console: Remove Server::instance() to be more flexible with future extensions

Scheduler: Fix documentation (main page)
Socket/Protocols: return ClockService::clock_type from timestamp()
Add 'Scheduler' library dependency to every user of the 'Socket' library

Utils: Add WrapException template
Utils/Daemon: BUGFIX: Only remove pidfile if we have created one ourselves

Console: Documentation

INet6Address(in6_addr in6a)

Socket: Fix NetDeviceController.test.cc (use 'lo' interface instead of 'wlan0'
Socket/Protocols/MPEGDVBbundle: Fix TransportPacket.test.cc (add 0 to constant to fix link error)

Socket/Protocols/INet: Fix INet6SocketAddress base classes

Packets: change *_RO field helper macros to add a private r/w accessor
senfscons: Introduce TEST_EXTRA_LIBS variable and move BOOSTFSLIB there
Socket/Protocols/INet: Make INet[46]MulticastSocketProtocol inherit MulticastSocketprotocol
Change SENF_NO_DEBUG to SENF_DEBUG

- some documentation updates, once again

Packets/DefaultBundle/extra_tests: use unittest include from utils /grrr
Socket/Protocols/AddressExceptions: fixes
Socket: fixed documentation

Socket/Protocols: Move incorrectly placed members from AddressableBSDSocketProtocol to BSDSocketProtocol
Socket/Protocols: Add missing DatagramSocketProtocol to some protocols
Socket/Protocols: Extend documentation of addressing classes

Changed all exceptions to inherit from senf::Exception
Replaced all throwErrno() calls with throw SystemException()

Socket: Removed (now) empty IPv4Protocol/IPv6Protocol facets

Socket: Move protocol into the socket body (as private base class) and allow non-const protocol access

Adjust all senf components to use Utils/Tags.hh (if necessary)