message: Use 1.0.3.99 for master branch.
diff: dnl require autoconf 2.60 (AS_ECHO/AS_ECHO_N)
  AC_PREREQ([2.60])
  -define(_CLIENT_VERSION_MAJOR, 0)
  -define(_CLIENT_VERSION_MINOR, 1)
  +define(_CLIENT_VERSION_MAJOR, 1)
  +define(_CLIENT_VERSION_MINOR, 0)
  define(_CLIENT_VERSION_REVISION, 3)
  define(_CLIENT_VERSION_BUILD, 99)
  define(_CLIENT_VERSION_IS_RELEASE, false)
  