test/man: Don't compare man page with --help

For the 0.1.x releases, we're not expecting running a command with
--help to direct the user to the man page.
emu: Call man page with 'emu help [prog]'
emu/init: Python rewrite and 0.1.x overhaul
man/emu-init: Add 'how it works' section
Abstract Python Libemu logic into separate module
Rewrite emu script in Python and 0.1.x overhaul
git: Don't track compiled Python bytecode
test/clean: Remove debug test
Use a single reference to SNAPSHOT-COUNT file

This will make it easier to transition to the new config file to be
introduced in the 0.1.x rewrites.
Use .ini config files for stacks and sources
Reverse hash date and checksum digits

Digits 0-7:  Hex date
Digits 8-38: Checksum
libemu: Add Stack and Snapshot classes
emu/verify: Python rewrite and 0.1.x overhaul