v0.4.0

Changelog

• 422f85e webinterface: link pr author to github profile page
• 8869961 autoupdater: fix isMonitoredRepository method name
• 0b6fb13 example: serve webinterface_endpoint at root
• f031522 jenkins: retry getting queued item build url on BuildableItem response
• ba06bf1 metrics: add time_to_merge_seconds metric
• cfdc21a pr: rename EnqueuedSince field to InActiveQueueSince
• 6cb10b8 vendor: update go-github
• 2331d13 vendor: update shurcool/githubv4
• e11c7d5 vendor: update testify
• 2371e90 webinterface: improve design
• 7f4069d webinterface: improve explanation
• 015632b webinterface: merge enqueued and not sunspended since columns
• 9314758 webinterface: show time since enqueued and in active queue