Refactor -o & --coverage implementation | Fixes #6859#7611

Merged

SimenB merged 14 commits intojestjs:masterfrom

MarcoScabbiolo:issue-6859

Feb 7, 2019

Commits on Jan 12, 2019

Added regression e2e test for #6859
MarcoScabbiolo
committed

Commits on Feb 3, 2019

Added changedFiles to globalConfig, refactored its exclusion from coverage
MarcoScabbiolo
committed

Commits on Feb 5, 2019

weaved changedFilesPromise result into Runtime.shouldInstrument
MarcoScabbiolo
committed
missing changed files constructor paramter in TestScheduler construction of TestRunner
MarcoScabbiolo
committed