Use Spree 2.2.0
Use slug and not permalink for products
Use slug for products, not permalink

Fixes #193
Use Spree 2.3.0
Give USPS Priority Mail Medium Flat Rate Box class file to correct name
Fix for already initialized constant errors

Fixes #176
Fixes #147
Fixes #75
Guard against missing shipping_method calculators

Fixes #176
Fixes #174
Fixes #75
Update overrides to use deface extension and add a cancan check for editing product packages.
add .bundle to ignore
reload the product to make sure no stale packages are present.

Fixes #184
Fix zero weight check on services with regression test fixes #167
Update add_product_packages_tab.html.erb.deface

Update icon to use font awesome css
allow use of CanadaPost PWS
allow use of CanadaPost PWS
oops, lost the post
more options
set endpoint based on test mode,  and other options
endpoint is not needed
moved pwd to own path, added correct names for services