Make always create the MOH directory (/var/lib/asterisk/moh).

(closes issue ASTERISK-18409)
Reported by: abelbeck
Patches:
      asterisk-1.8-makefile-moh.patch (license #5903) patch uploaded by abelbeck
Tested by: abelbeck, Michael Keuter


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@339406 65c4cc65-6c06-0410-ace0-fbb531ad65f3

Makefile

@@ -542,6 +542,7 @@ installdirs:
 	$(INSTALL) -d "$(DESTDIR)$(ASTDATADIR)/phoneprov"
 	$(INSTALL) -d "$(DESTDIR)$(ASTDATADIR)/static-http"
 	$(INSTALL) -d "$(DESTDIR)$(ASTDATADIR)/sounds"
+	$(INSTALL) -d "$(DESTDIR)$(ASTDATADIR)/moh"
 	$(INSTALL) -d "$(DESTDIR)$(ASTMANDIR)/man8"
 	$(INSTALL) -d "$(DESTDIR)$(AGI_DIR)"
 	$(INSTALL) -d "$(DESTDIR)$(ASTDBDIR)"