Remove bundled minified libs from src/editor Makefile
--- a/src/editor/Makefile
+++ b/src/editor/Makefile
@@ -11,9 +11,6 @@
 	mkdir -p "$(DESTDIR)"
 	cp -r classes styles features app.js index.html init.js Languages.json "$(DESTDIR)"/
 	mkdir -p "$(DESTDIR)"/libs
-	cp -r libs/jquery "$(DESTDIR)"/libs/jquery/
-	cp -r libs/MathJax "$(DESTDIR)"/libs/MathJax/
-	cp -r libs/require.js "$(DESTDIR)"/libs/require.js/
 	cp -r libs/throttle-debounce "$(DESTDIR)"/libs/throttle-debounce/
 	# Call CodeMirror makefile passing DESTDIR as absolute path, so we have no problems with cd-ing to libs
 	$(MAKE) -C libs -f Makefile-codemirror DESTDIR="$(ABSOLUTE_DESTDIR)"/libs/codemirror
