Rework entire structure.

.flake8

Makefile

cache.py

muppet/__main__.py

muppet/cache.py

muppet/format.py

muppet/intersperse.py

muppet/puppet/parser.py

muppet/puppet/strings.py

muppet/tabs.py

static/highlight.css

static/hl1.css

static/script.js

static/style.css

static/style2.css

static/tabs.js

templates/base.html

templates/code_page.html

templates/index.html

templates/module_index.html