Add more verbose info to the mo generation.

This is added upon Ivanovic's request and since the output looks
horrible it's only enabled if ENABLE_POT_UPDATE_TARGET is enabled.

po/CMakeLists.txt

@@ -308,6 +308,11 @@ endif(ENABLE_POT_UPDATE_TARGET)
 
 if(ENABLE_NLS)
 
+	if(ENABLE_POT_UPDATE_TARGET)
+		# Only set the verbose flag for maintainers.
+		set(GETTEXT_MSGFMT_PARAMETER -v)
+	endif(ENABLE_POT_UPDATE_TARGET)
+
 	foreach(DOMAIN ${DOMAINS})
 
 		foreach(LANG ${LANGUAGES})
@@ -321,7 +326,8 @@ if(ENABLE_NLS)
 
 			add_custom_command(
 				OUTPUT ${CMAKE_SOURCE_DIR}/${LOCALEDIR}/${LANG}/LC_MESSAGES/${DOMAIN}.mo
-				COMMAND ${GETTEXT_MSGFMT_EXECUTABLE} 
+				COMMAND ${GETTEXT_MSGFMT_EXECUTABLE}
+						${GETTEXT_MSGFMT_PARAMETER}
 						-o ${CMAKE_SOURCE_DIR}/${LOCALEDIR}/${LANG}/LC_MESSAGES/${DOMAIN}.mo ${LANG}.po
 				DEPENDS 
 					${CMAKE_SOURCE_DIR}/${LOCALEDIR}/${LANG}/LC_MESSAGES