Google Analytics: add custom dims and metrics to track calls
Adroll: adding custom params
Merge pull request #477 from segmentio/fix/ga-custom-dimensions

Google Analytics: add custom dims and metrics to track calls
Merge pull request #478 from segmentio/fix/adroll-add-productId

Adroll: adding custom params
Release 1.3.15
Add GitHub IP range to known_hosts to prevent Duo error

https://help.github.com/articles/what-ip-addresses-does-github-use-that-i-should-whitelist/
Merge pull request #481 from segmentio/fix/duo-installs

Add GitHub IP range to known_hosts to prevent Duo error
Adroll: added custom data to all calls
Release 1.3.17
Merge pull request #485 from segmentio/fix/adroll

Adroll: added custom data to all calls
Release 1.3.18
fixing user id
fixed blank line
changed to single quotes and removed toString
Merge pull request #486 from segmentio/fix/fullstory

Fix/fullstory
Merge branch 'master' into add-kronosjs