Pulling requests 12 and 14 and adding tests for the new methods in
anticipation of an 8.14 release
Merge remote-tracking branch 'origin/master'
* Feature: Merged pull request #12 from iToto to make convert
DOMDocument to string for debugging
* Bugfix: Merged pull request #14 from johnholden to truncate strings
that are too long, thus preventing some xml validation errors
* Feature: Temporary storage of card validation num on tokens
* Feature: Updating card validation numbers on tokens