RF: expanduser on specified wheel output directory
RF: add zip deflation of wheel by default
NF: script to lipofuse two wheels

Script (with no tests) to take two wheels compiled for different
architectures, and fuse them togeather with the `lipo` tool.
BF: fix location of ez_setup.py
RF: refactor cmp_filenames into tools module

Move utility to compare contents of files into tools module from script,
add tests.
RF: move lipo_fuse into tools, add get_archs, test

Add lipo_fuse to tools module
Add get_archs function to tools module
Tests both
RF: lipo -info gives different output for static

Deal with extra line in static lib output for lipo -info