Remove obsolete python.txt
Complete the list of programming languages from hyperpolyglot.org
Make checkbox labels actual <label>s so they're clickable
Fix "clojure" getting written as "java". Oops!
First shot at entries.txt as merge of scripting and cpp

Also, make parsing script more informative about progress
Various styling improvements

* add a h1 title
* fix morpher box to top of screen
* detect empty entries and style accordingly
* align, move, color section headers
Tentative versions of Perl, PHP, Python, Ruby sheets