Bug Fixes
- browser: report errors to console during singleRun=false (#3209) (30ff73b), closes #3131
- changelog: remove release which does not exist (#3214) (4e87902)
- dep: Bump useragent to fix HeadlessChrome version (#3201) (240209f), closes #2762
- deps: upgrade sinon-chai 2.x -> 3.x (#3207) (dc5f5de)
- file-list: do not preprocess up-to-date files (#3196) (5334d1a), closes #2829
- package: bump lodash version (#3203) (d38f344), closes #3177
- server: use flatted for json.stringify (#3220) (fb05fb1), closes #3215