doc/TODO.htm: Update for *cs being added.
src/log.cc,src/log.h: Fix log window under wxWidgets >= 2.9 to
include the system information before the first log message like it
does under wxWidgets 2.8.
src/getopt.h,src/gettexttomsg.pl: Fix warnings when compiling with
clang.  Reported by Martin Sluka.
src/gfxcore.cc: Remove constants which are no longer used.  Reported
by Martin Sluka.
src/: Rename methods which hide virtual methods in the parent class.
Reported by Martin Sluka.
src/moviemaker.cc,src/moviemaker.h: Fix warnings from clang.
Reported by Martin Sluka.