Changed the build process it generates a devel and a prod version

of the source, added some screenshots and a sample printout, couple
bugfixes.

Makefile

@@ -1,11 +1,12 @@
 ts    != date +"%Y-%m-%d-%H%M%S"
 dst    = .backup/$(ts)
-src    = js index.html css
+src    = js *.html css
 vers   = js/libs/version.js
 
 all: backup
 	@echo var VERSION = \"$(ts)\" > $(vers);
-	./mksingleton.pl index.html
+	./mksingleton.pl prod index.html
+	./mksingleton.pl dev  index.html
 
 backup:
 	mkdir -p $(dst)