Dont override Product#active

We should probably do some alias chain or just forget about this
override
Fix backend stylesheets placeholder
Fixes some missing translations.

Also add :sv locale and use correct locale for :fr.
Travis tests with different rubies.
Updated README and (c) year.

Also add badges for Travis and Code Climate.
Use bin instead of script folder for Rails4
Update dev dependencies + cleanup.
Fixes calling #sum with a block is deprecated and will be removed in Rails 4.1
Fixes tilt autoloading 'coffee_script' in a non thread-safe way warning.
Merge pull request #74 from futhr/master

Fixes some missing translations and correct some i18n issues etc.
Move pry-rails to Gemfile so we dont have to require it
Fix calls to Stock::Quantifier in AvailabilityValidator
- Spree 2.2.2+ Stock::Quantifier expects to be initialized with a variant and
  not a variant id
Fix parts fontawesome icon.

Fontawesome changed its namespace a while back, and the icon doesn't
work because of it.
Merge pull request #79 from gmacdougall/fix-parts-fontawesome-icon

Fix parts fontawesome icon.
Add primary key id to Spree::AssembliesParts

Now it works like everything else in rails instead of overriding save
and destroy.

Fixes #82
Require sass/rails, Fixes #83

This fixes font-awesome not being able to be found
prevent assemblies from being ordered when components are out of stock

This changes the way that total_on_hand works for assemblies, and
prevents the cart from being updated if an assembly would be made out of
stock by purchasing one of it's components in addition.

Change-Id: I67823ecd684413602feca53767b1ecd3e1eec3d5