delete, icon, translation fix
Version 2.0.0
Redid the product packages admin interface. Brought it up to the new admin standard from 1.3.

The new and edit commands function like the images new command.

Wasn't a clean merge because of the Spree 2.0 translations

Signed-off-by: Nathan Lowrie <nate@finelineautomation.com>

Conflicts:
	app/controllers/spree/admin/product_packages_controller.rb
	app/models/spree/product_decorator.rb
	app/views/spree/admin/product_packages/index.html.erb
	config/locales/en.yml
Updated the settings pages to the new UI standard introduced in Spree 1.3.

Merge wasn't clean again due to spree translations.

Signed-off-by: Nathan Lowrie <nate@finelineautomation.com>

Conflicts:
	app/overrides/add_active_shipping_settings_tab.rb
	app/views/spree/admin/active_shipping_settings/edit.html.erb
	app/views/spree/admin/active_shipping_settings/show.html.erb
	config/locales/en.yml
Added an icon to the product packages tab entry.

I think the truck fits better than a barcode.

Signed-off-by: Nathan Lowrie <nate@finelineautomation.com>

Conflicts:
	app/overrides/add_packages_tab.rb
Gave the readme a long need updated.

Signed-off-by: Nathan Lowrie <nate@finelineautomation.com>

Conflicts:
	README.md
remove pry require from the specs

Fixes #145
Fixed test to not reference the show route for the settings page.

Signed-off-by: Nathan Lowrie <nate@finelineautomation.com>

Fixes #154
Added USPS First Class Package International Service
Merge pull request #160 from mrpollo/usps_first_class_pkg_intl_2_0

Added USPS First Class Package International Service
max weight for country only returns oz - refactored max_weight_for_country - changed some services available method to max_weight_for_country, this will avoid getting zero results back to the estimator because available? in super now checks the api response - removed hard coded * 16 from hell

Conflicts:
	app/models/spree/calculator/shipping/usps/first_class_mail_international.rb
	app/models/spree/calculator/shipping/usps/first_class_mail_international_large_envelope.rb
	app/models/spree/calculator/shipping/usps/first_class_mail_parcels.rb

Fixes for #155
Clarify weights and carrier rates - Added comments on what units are expected back from Spree - Example on converting units from kb to oz - Clarify how the carrier rates are obtained and cached

Fixes for #155
first check if a package is shippable this happens before calling the carrier - Make sure the available? overrides inside each service don't raise exceptions

Fixes for #155
changed weight limits from lb to oz on usps calcs this extension works with oz and this services where long using lbs erroneously

Fixes for #155
fixed weight spec package that had to have weight and had to have an international address

Fixes for #155
max weight for country only returns oz - refactored max_weight_for_country - changed some services available method to max_weight_for_country, this will avoid getting zero results back to the estimator because available? in super now checks the api response - removed hard coded * 16 from hell

Conflicts:
	app/models/spree/calculator/shipping/usps/first_class_mail_international.rb
	app/models/spree/calculator/shipping/usps/first_class_mail_international_large_envelope.rb
	app/models/spree/calculator/shipping/usps/first_class_mail_parcels.rb
first check if a package is shippable this happens before calling the carrier - Make sure the available? overrides inside each service don't raise exceptions
changed weight limits from lb to oz on usps calcs this extension works with oz and this services where long using lbs erroneously
product packages have priority over dimensions
this is required so we don't send and extra package
previously it would create a package with the default variant
attributes and append it to the product packages
Merge branch '2-0-stable' of https://github.com/spree/spree_active_shipping into 2-0-stable

* '2-0-stable' of https://github.com/spree/spree_active_shipping:
  changed weight limits from lb to oz on usps calcs this extension works with oz and this services where long using lbs erroneously
  first check if a package is shippable this happens before calling the carrier - Make sure the available? overrides inside each service don't raise exceptions
  max weight for country only returns oz - refactored max_weight_for_country - changed some services available method to max_weight_for_country, this will avoid getting zero results back to the estimator because available? in super now checks the api response - removed hard coded * 16 from hell
  fixed weight spec package that had to have weight and had to have an international address
  changed weight limits from lb to oz on usps calcs this extension works with oz and this services where long using lbs erroneously
  first check if a package is shippable this happens before calling the carrier - Make sure the available? overrides inside each service don't raise exceptions
  Clarify weights and carrier rates - Added comments on what units are expected back from Spree - Example on converting units from kb to oz - Clarify how the carrier rates are obtained and cached
  max weight for country only returns oz - refactored max_weight_for_country - changed some services available method to max_weight_for_country, this will avoid getting zero results back to the estimator because available? in super now checks the api response - removed hard coded * 16 from hell
  Added USPS First Class Package International Service