Changes since v0.10.0:
* Avoid unncessary use of ableist language (James D. Forrester)
* Update router metric to Histogram & use toggleable service label for router metric (Cole White)
* Upgrade service-runner to dev branch with new metrics api (Cole White)
* Upgrade service-runner to v2.8.0 (Clara Andrew-Wani)
* Upgrade service-runner to v2.8.3 (Kosta Harlan)
* Upgrade service-runner to v2.8.4 for prometheus label value fix (Ottomata)
* Upgrade service-runner to v3.0.0 (node6 dropped) (James D. Forrester)
* config: Replace gelf logging config (Cole White)
* blubber: Add env specific config file (nikkhn)
* blubber: Remove LINK env variable in default (Nikki Nikkhoui)

* README: Add blubber cmd examples (nikkhn)
* README: Add blurb about blubber and docker script deprecation (nikkhn)
* README: Correct documented variable name (Nikki Nikkhoui)
* README: Drop TravisCI badge (James D. Forrester)
* README: Specify phab as issue tracker (Nikki Nikkhoui)
* README: Typo fix, remove deprecated version num (nikkhn)

* build: Simplify and modernise eslint configuration (James D. Forrester)
* build: Update eslint-config-wikimedia and eslint-plugin-jsdoc doc dependency versions (Ottomata)
* build: Upgrade eslint-config-wikimedia to v0.21.0 (James D. Forrester)