and Xinerama correctly. Also was using '#if defined(...)' instead
of '#if ...' for testing configure macros in some places. This
yields the wrong answer if the macro is set to 0, which means
missing/disabled.
synergy.cpp and server.cpp into cmd/synergyd as synergyd.cpp.
Moved and renamed related files. Moved remaining source files
into lib/.... Modified and added makefiles as appropriate.
Result is that library files are under lib with each library
in its own directory and program files are under cmd with each
command in its own directory.
