User Notification Rules and Rulesets

Merge pull request #226 from PagerDuty/rulesets

Adding Rulesets and Ruleset Rules

GetCurrentUser and ResponderRequest

This release fixes eventV2Response. Adds GetCurrentUser method as well as ResponderRequest to incidents.

Extensions and Extension Schemas

The highlight of this release is the support of Extensions and Extension Schemas! These are all the PRs merged with the release.

#134
#169
#183
#189
#193

Unit Tests!

This version adds testing to the project in addition to a host of improvements and bug fixes.