Made extensive changes to the launcher to provide more control
over setting up auto-start and it now saves configuration to
the user's documents directory if auto-starting at login and
saves to the system directory if auto-starting at boot.
Replaced MapVirtualKey() with table lookup to work around that
function's lack of support for extended keyboard scan codes.
Added first cut at support for AltGr.
would fail to open in such a way that it could never succeed
but it'd never stop retrying. now terminating when open fails
such that it'll never succeed.
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.
