v0.3.1 Release

New Features and Improvements:

Workflow Versioning

• 2263e84 - Versioning workflow code (#182)

Registration of custom names/aliases for Workflows/Activities.

• 0116f47 - Add ability to register and to support custom names for workflows/activities (#205)

Client side metrics

• c6468e1 - Report metrics from workflow code (#195)
• 01c17dd - Add client side metrics and cadence service call/usage metrics (#197)

Worker Improvements

• 004aa7c - Decouple heart beating from client to server (#167)
• a123c60 - Improved worker threading model (#186)

Workflow Debuggability

• 47ca9f7 - Get thread dump of a workflow in progress (#176)

Support cross platform activities

• c13cbb6 - Client library to use Thrift serialize for Thrift types automatically (#202)

Bug fixes

• 9daa9ef - Pagination to use workflow iterator to get next set of events(#177)
• 0513a5e - Select Future stale registered callback can modify state (#185)
• 841e526 - Worker suppress noisy logs
• d035c59 - Reorder events slice duplicating events (#188)
• a8ef7c6 - Validate domain existence at worker start time (#196)
• 25aa0fe - Pick up tchannel fix to inform server about termination of connections by client (#199)

Miscellaneous

• e52d6fe - Test framework to remove Override activity in favor of OnActivity from test suite (#203)
• c9819c3 - Test framework to propagate timeouts in test suite (#209)
• befa5a1 - Rate limiter to support fractions as configuration per second (#192)
• 16afa48 - Cleanup logrus imports (#184)
• 6efb266 - Worker to have clean shutdown and option to have a blocking call (#183)