Remove references to converttags script

The makefile sets three variables related to converttags, but they are
never used. Also the converttagsscript is going away as it is useless.

changes. Lines starting # with '#' will be ignored, and an empty
message aborts the commit.  # On branch master # Changes to be
committed: # (use "git reset HEAD <file>..." to unstage) # # modified:
makefile.pmk #

odk/util/makefile.pmk

@@ -64,10 +64,6 @@ IDLOUT=$(SOLARIDLDIR)
 XMLOUT=$(SOLARXMLDIR)
 LIBOUT=$(SOLARLIBDIR)
 
-CONVERTTAGSCRIPT=$(SOLARENV)/bin/converttags.pl
-CONVERTTAGFLAGNAME=converttags_html_files.flag
-CONVERTTAGFLAG = $(MISC)/$(CONVERTTAGFLAGNAME)
-
 MY_AUTODOC=$(AUGMENT_LIBRARY_PATH) $(WRAPCMD) $(SOLARBINDIR)/autodoc
 
 .IF "$(OS)"=="FREEBSD" || "$(OS)"=="NETBSD" || "$(OS)"=="MACOSX" || "$(OS)"=="AIX"