Set created_by_id as well when updating guest orders after log in

Adds test for the previous commit

Fixes #209
Drop order guest token when logging out
Use bin folder for Rails4.
Syntax highlight in README.md
Add rbenv files to gitignore.
Update simplecov to 0.9.0
Update specs and dependencies for RSpec 3.
Monkey patch stub_authorization!

This so all specs may pass. Pull request exists for this:
https://github.com/spree/spree/pull/5182
Bypass install template override on Travis.
Merge pull request #214 from futhr/rspec3

RSpec 3 updates.
Use the Spree::Store.current.url when sending the password reset link
Fix a broken spec and fix travis.
Only execute on Spree::User. Fixes #212
these modules are no longer namespaced to Core and moved to concerns dir in spree/spree
soft delete users

as requested in conversation with @JDutil in https://groups.google.com/forum/#!topic/spree-user/zTA2IFHEc-g

Fixes #222
fix typo in admin/orders_spec
Fixes #221
spec to allow new users to be created with same email as deleted users

scramble user email/login and password on soft delete
Fixes #223
Adding pt-BR locale
Fixes #224
Fix email validation.
Use devises regex.