port from pd-l2ork: commit 21c7f7fafe356d722dd72ce27553793be0d023a9

 *fixed potential package conflict with old pd-extended due to Gem includes. Moved them to /usr/include/pd-l2ork/Gem/ instead of /usr/include/Gem

packages/linux_make/Makefile

@@ -151,8 +151,9 @@ deb: $(bindir)
 	rm -f $(DESTDIR)$(bindir)/cyclist
 	rm -f $(DESTDIR)/usr/share/man/man1/pdsend.1.gz
 	rm -f $(DESTDIR)/usr/share/man/man1/pdreceive.1.gz
-#migrate Gem.pc to remove conflict with pd-vanilla and other variants
+#migrate Gem.pc and includes to remove conflict with other pd variants and their packages
 	-mv -f $(DESTDIR)$(libpddir)/../pkgconfig $(DESTDIR)$(libpddir)/
+	-mv -f $(DESTDIR)$(bindir)/../include/Gem $(DESTDIR)$(bindir)/../include/pd-l2ork/
 # debian packaging
 	test -d $(DESTDIR)/DEBIAN || mkdir -p $(DESTDIR)/DEBIAN
 	cp $(packages_src)/linux_make/debian/control $(DESTDIR)/DEBIAN