Dynare++: convert doc of Sylvester module to LaTeX

Previously it was plain TeX.

This allows us to remove the test for pdfetex.

configure.ac

@@ -87,9 +87,6 @@ AM_CONDITIONAL([HAVE_MATIO], [test "x$has_matio" = "xyes"])
 
 AC_CHECK_PROG([MAKEINFO], [makeinfo], [makeinfo])
 
-AC_CHECK_PROG([PDFETEX], [pdfetex], [pdfetex])
-AM_CONDITIONAL([HAVE_PDFETEX], [test "x$PDFETEX" != "x"])
-
 AC_CHECK_PROG([PDFLATEX], [pdflatex], [pdflatex])
 AM_CONDITIONAL([HAVE_PDFLATEX], [test "x$PDFLATEX" != "x"])
 

dynare++/sylv/Makefile.am

@@ -2,11 +2,13 @@ SUBDIRS = cc testing
 
 EXTRA_DIST = sylvester.tex change_log.html matlab
 
-if HAVE_PDFETEX
+if HAVE_PDFLATEX
 pdf-local: sylvester.pdf
 
 sylvester.pdf: sylvester.tex
-	$(PDFETEX) sylvester
+	$(PDFLATEX) sylvester
+	$(PDFLATEX) sylvester
 endif
 
-CLEANFILES = *.pdf *.log
+CLEANFILES = *.pdf *.log *.aux
+