Merge pull request #75 from ionux/master

Update for invalid input stream from IPN post #74
Updates for release 2.1.0
Sanitizes the label sent with the Pairing Code to BitPay
Merge pull request #87 from sambohler/master

Sanitizes the label sent with the Pairing Code to BitPay
Updated version for tagging, lib version, typos
Merge pull request #88 from sambohler/master

Updated version for tagging, lib version, typos
Revert package identifier
Merge pull request #1 from bitpay/master

Sync with Bitpay