Apply (most) debian patches

Apply debian patch 02-encryption
Apply debian patch 03-dvdrom
Apply a modified version of patch 05-help-dialog
Apply debian patch 08-fix-gnu-make-detection
Apply debian patch 10-use-non-size-specific-icon-and-add-keywords-to-desktop-file
Apply debian patch 12-fix-spelling-of-up-to
Apply debian patch 13-fix-missing-language-field-in-po-files
Apply a modified version of debian patch 14-make-builds-reproducible
Apply debian patch 17-fix-all-but-deprecated-api-warnings
Apply a modified version of debian patch 18-update-copyright-in-about-dialog
Apply debian patch 19-show-text-files-with-abs-path
Apply debian patch 22-fix-hurd-i386-ftbfs
Apply debian patch 23-add-bdrom-support
Apply debian patch 25-fix-man-pages
Apply debian patch 27-allow-opening-in-browser-again
Apply debian patch 28-pdftex-reproducibility
Apply debian patch 29-fix-more-typos
Apply debian patch 30-hurd-kfreebsd-ftbfs
Apply debian patch 31-improve-hurd-and-kfreebsd-support
Apply debian patch 33-honour-LDFLAGS
Apply debian patch 34-gcc8-format-security.patch
Apply debian patch 35-archived-homepage
Apply debian patch 36-fix-parallelism

locale/create-makefile

@@ -30,15 +30,19 @@ locale: \$(LOCALEFILES)
 
 # Create the locale files. 
 
+messages.pot: \$(CFILES)
+	@cd ..; xgettext --no-wrap -cTRANSLATORS: -o locale/messages.pot -k_ -k_utf \$(CFILES_NP)
+
+clean:
+	rm -f messages.pot
+
 EOF
 
 for i in $prefixes; do
 cat >> Makefile <<EOF
-$i.po: \$(CFILES)
+$i.po: messages.pot
 	@echo "Updating $i.po"
-	@cd ..; xgettext --no-wrap -cTRANSLATORS: -o locale/messages.pot -k_ -k_utf \$(CFILES_NP)
 	@msgmerge -q -U --no-wrap --no-fuzzy-matching $i.po messages.pot
-	@rm -f messages.pot
 
 $i/LC_MESSAGES/dvdisaster.mo: $i.po
 	@echo "Updating $i.mo"