Fix up missing WITHOUT_DOCS, WITHOUT_CLIENT options

--- man/CMakeLists.txt.orig	2017-05-14 23:13:16 UTC
+++ man/CMakeLists.txt
@@ -38,7 +38,8 @@ SET(MAN1_TEST mysql-stress-test.pl.1 mys
 
 INSTALL(FILES ${MAN1_SERVER} DESTINATION ${INSTALL_MANDIR}/man1 COMPONENT ManPagesServer)
 INSTALL(FILES ${MAN8_SERVER} DESTINATION ${INSTALL_MANDIR}/man8 COMPONENT ManPagesServer)
+IF(FALSE)
 INSTALL(FILES ${MAN1_CLIENT} DESTINATION ${INSTALL_MANDIR}/man1 COMPONENT ManPagesClient)
 INSTALL(FILES ${MAN1_DEVEL} DESTINATION ${INSTALL_MANDIR}/man1 COMPONENT ManPagesDevelopment)
 INSTALL(FILES ${MAN1_TEST} DESTINATION ${INSTALL_MANDIR}/man1 COMPONENT ManPagesTest)
-
+ENDIF()