Fix up missing WITHOUT_DOCS, WITHOUT_CLIENT options

--- support-files/CMakeLists.txt.orig	2017-05-14 23:13:28 UTC
+++ support-files/CMakeLists.txt
@@ -83,7 +83,9 @@ IF(UNIX)
   CONFIGURE_FILE(mariadb.pc.in ${CMAKE_CURRENT_BINARY_DIR}/mariadb.pc @ONLY)
   INSTALL(FILES ${CMAKE_CURRENT_BINARY_DIR}/mariadb.pc DESTINATION ${INSTALL_SHAREDIR}/pkgconfig COMPONENT Development)
 
+IF(FALSE)
   INSTALL(FILES mysql.m4 DESTINATION ${INSTALL_SHAREDIR}/aclocal COMPONENT Development)
+ENDIF()
   
   SET(bindir ${INSTALL_BINDIRABS})
   SET(sbindir ${INSTALL_SBINDIRABS})