Recurly v2.
Add hosted_login_token to account.
Add state to adjustment.
Better link to rdoc.info.
Add plan_code accessor methods to subscription.
Fix 1.8.7 to_xml duck-typing incompatibility [fix #38].
Bump version.
Update README links.
Rename Recurly::Net::HTTP to Recurly::Net::HTTPAdapter.

This should avoid any scoping/namespace issues from arising.
Bump Recurly Gemfile version.
Version.to_s == Version::VERSION.to_s.
Document the configuration of a default currency.
Invoice#to_param should return the invoice number.
Convert to epoch timestamp.
Bump version for Recurly.js fix.
Update Gemfile.lock.
Add Net::HTTP configuration support [fix #39].
Still under 80 columns.
Return new plan codes during subscription updates.
Update README to include some Net::HTTP documentation.