Log Message:
Update to 1.19.0:

Alan Coopersmith (1):
      XORG_COMPILER_FLAGS: Add -Wlogical-op to default warning set

Arnaud Fontaine (1):
      Add XORG_WITH_M4 macro

Gaetan Nadon (3):
      Bump minimum Autoconf required version to 2.62
      Provide the automake INSTALL file at level 1.11
      Version bump: 1.19.0

Hans de Goede (1):
      XORG_PROG_RAWCPP: Add TRADITIONALCPPFLAGS