fixed Bug 2011 - speed of light constant
regenerate selected pcap traces due to change in default propagation speed in ConstantSpeedPropagationDelayModel (bug 2011)
bug 1791:  TCP Endpoint never deallocates when closing
bug 1971:  802.11n at 2.4 GHz should include a signal extension duration
rescan wifi bindings
update CHANGES.html and RELEASE_NOTES
bug 1791:  improve TCP endpoint deallocation code
[Doxygen] Remove inappropriate uses of @internal
[Doxygen] various in src/core
bug 1326:  document the -- operator to build.py
add coverage of ./waf install to tutorial
update tutorial second.cc program output
update tutorial third.cc program output
update tutorial fifth.cc program output
update tutorial sixth.cc program output
some additional TcpNewReno logging details
bug 1906: 802.11n PHY configuration should be different for 2.4GHz and 5GHz devices
add comment about history of ns3/math.h
remove unnecessary include
bug 1995: avoid multiple definitions of PI