Small SCons V0.96 compatibility fix

Utils/Daemon: Last implementation fixes
Fix installation of some missing files

Scheduler: Add debug log message, fix signal handlin bug
Scheduler: Remove all registered handlers/callbacks/descriptors at end of unit test
Utils/Logger: Undef SENF_LOG_CONF if defined in main.test.hh
Scheduler: Moved Daemon class from Utils here. Can't be in Utils since it depends on the Scheduler :-(
Scheduler: Daemon class: Implemented correkt fork() and simple log-passing behaviour

Utils: Catch exceptions in senf::Daemin in non-debug build

Scheduler: Elaborate more on boost::bind usage
Utils: Start senf::Daemon base class
Utils/Logger: Make ConsoleTarget a singleton
Utils/Logger: Introduce fallback routing

Utils: Rename SafeBool to safe_bool (hmm ...)

Utils/Logger: Add Alias documentation
Scheduler: Add scheduler based logger time source

Utils/Logger: FileTarget implementation

Utils/Logger: Fix routing API ambiguities

Utils/Logger: Completed the target routing and querying API

Utils/Logger: Implement message routing -> logging library is working now
Move 'nil' class into Utils/mpl.hh

Utils/Logger: Documentation
Utils/Logger: Better SENF_LOG_CLASS_AREA integration
Utils/Logger: Fix compile-time config bug for larger configurations

Utils: Implement ErrnoException

Utils/Logger: New SENF_LOG_CONF syntax supporting not-yet-declared areas and streams
Utils/Logger: Target baseclass

Logger: Implemented compile-time configuration support

Packets: Implemnet generic assignment of boost::optional's to parsers
Packets: Fix <n>_offset field definition in BOOST_PACKET_PARSER_DEFINE_FIELDS
Packets: Implement PacketTypeMixin::key() helper
Packets: Clarify documentation regiarding valid()/in-valid() packets
Packets/DefaultBundle: Implement EthernetPacket, EthVLanPacket and IpV4Packet's finalize()

Packets: Fix PacketImpl::updateIterators implemantation (don't access invalidated iterators)
Scheduler: Remove access to invalidated timerMap_ iterator
Socket: BUGFIX: Fix generic WriteRange implementation

Make all include path's relative
Add 'senf/Packets.hh', 'senf/PPI.hh' and 'senf/Socket.hh'

Utils: Implement mpl.hh metaprogramming helpers

Socket/Protocols: Removed obsolete GenericSockAddr
Utils: Add missing unit tests
Fix debian '.install' files

Examples/RateStuffer: Use CloneSource module
Exmaples/RateStuffer: Implement using a RateStuffer subnet
PPI: Implement CloneSource
PPI: Add throttle()/unthrottle() to passive debug modules
PPI: Implement DiscardSink
PPI: Implement ThrottleBarrier
PPI: Implement missing unit tests
PPI: Complete the documentation
Scheduler: Improve ClockService performance and remove a race condition
Scheduler: Clean up Scheduler::process()
Utils: Make singleton::instance() protected by default and fix implementation
Remove private members from doxygen documentation

PPI: Add documentation
Utils: Make Logger macros define empty stub types

Packets: Silence PacketRegistry warnings with final=1
Utils: Remove MicroTime
Scheduler: Sart implementing more reliable timing mechanism

Socket/Protocols/INet: Slightly optimized generic INet6Address algorithms
Utils: Add ios_all_saver to hexdump()
senfscons: Add automatic image-copy to Doxygen builder (fixes weird doxygen copy problem)
Socket/Protocols/Inet: Add ConnectedUDPSocketHandle