Build the grgsm_livemon man page

Change-Id: Ie128d68965b5cb2c919afa408b4c8aa7ca87ea8c
diff --git a/docs/CMakeLists.txt b/docs/CMakeLists.txt
index f9b8b40..ed0fe3d 100644
--- a/docs/CMakeLists.txt
+++ b/docs/CMakeLists.txt
@@ -53,7 +53,7 @@
 if(NOT RST2MAN_EXECUTABLE)
     message(WARNING "rst2man from python-docutils is required to build man pages")
 else()
-    #build_man_page(MAN1_OUTPUT grgsm_livemon.rst grgsm_livemon.1)
+    build_man_page(MAN1_OUTPUT grgsm_livemon.rst grgsm_livemon.1)
     install(FILES ${MAN1_OUTPUT} DESTINATION ${CMAKE_INSTALL_PREFIX}/share/man/man1)
 endif()