Fixed a bug in the handling of multiple charges to the same customer
Eway: Update supported countries

Eway is now also available in the UK and New Zealand.
Stripe: Allow a card_not_present_fee to be specified.
Refactoring instance variable to a method.
Stripe: Fix a broken remote test due to an error message change.
Merge pull request #807 from Shopify/stripe-card-not-present-fees

Stripe: Allow a card_not_present_fee to be specified.
Bump for release v1.37.0
Revert "Stripe: Allow a card_not_present_fee to be specified."
gemspec: Dont force nokogiri lesser than 1.6.0

Nokogiri drop support for Ruby 1.8 with nokogiri 1.6.0.
It fix a lot of bugs with libxml2 and others.

* https://github.com/sparklemotion/nokogiri/commit/7c5f3f6c444b73192abbcc19ef9e3c987cdf7ab0

And force a user to downgrade his nokogiri version is not very friendly to
a project that want to be up-to-date.

ref #765
Firstdata E4: Include missing address information for AVS and CVV results.
Allow changing the primary response of a MultiResponse to the first one run.
Stripe: Make the actual refund response primary rather than the fee refund.
Merge pull request #813 from spk/nokogiri_bump

gemspec: Dont force nokogiri lesser than 1.6.0
Merge pull request #798 from duff/eway_countries

Eway: Update supported countries
Pass the primary response into the run method instead of tacking it on the end.
Merge pull request #779 from demillir/stripe-fix

Fixed a bug in the handling of multiple charges to the same customer
Updates gemspec to use pessimistic versioning on dependencies
Merge branch 'master' into pessimistic_versioning

* master:
  gemspec: Dont force nokogiri lesser than 1.6.0
  Eway: Update supported countries
  Fixed a bug in the handling of multiple charges to the same customer

Conflicts:
	activemerchant.gemspec
Merge pull request #814 from Shopify/fix-firstdata-avs-result

Firstdata E4: Include missing address information for AVS and CVV results
Modifes active_support gem requirements for all rails versions