Merge branch 'master' into extensions-api

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

yarn.lock

@@ -4122,6 +4122,11 @@ combined-stream@^1.0.6, combined-stream@~1.0.6:
   dependencies:
     delayed-stream "~1.0.0"
 
+command-exists@1.2.9:
+  version "1.2.9"
+  resolved "https://registry.yarnpkg.com/command-exists/-/command-exists-1.2.9.tgz#c50725af3808c8ab0260fd60b01fbfa25b954f69"
+  integrity sha512-LTQ/SGc+s0Xc0Fu5WaKnR0YiygZkm9eKFvyS+fRsU7/ZWFF8ykFM6Pc9aCVf1+xasOOZpO3BAVgVrKvsqKHV7w==
+
 commander@*, commander@^5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-5.1.0.tgz#46abbd1652f8e059bddaef99bbdcb2ad9cf179ae"
@@ -7599,6 +7604,13 @@ jest-message-util@^26.0.1:
     slash "^3.0.0"
     stack-utils "^2.0.2"
 
+jest-mock-extended@^1.0.10:
+  version "1.0.10"
+  resolved "https://registry.yarnpkg.com/jest-mock-extended/-/jest-mock-extended-1.0.10.tgz#a4b1f5b0bb1121acf7c58cd5423d04c473532702"
+  integrity sha512-R2wKiOgEUPoHZ2kLsAQeQP2IfVEgo3oQqWLSXKdMXK06t3UHkQirA2Xnsdqg/pX6KPWTsdnrzE2ig6nqNjdgVw==
+  dependencies:
+    ts-essentials "^4.0.0"
+
 jest-mock@^26.0.1:
   version "26.0.1"
   resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-26.0.1.tgz#7fd1517ed4955397cf1620a771dc2d61fad8fd40"
@@ -12692,6 +12704,11 @@ truncate-utf8-bytes@^1.0.0:
   dependencies:
     utf8-byte-length "^1.0.1"
 
+ts-essentials@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/ts-essentials/-/ts-essentials-4.0.0.tgz#506c42b270bbd0465574b90416533175b09205ab"
+  integrity sha512-uQJX+SRY9mtbKU+g9kl5Fi7AEMofPCvHfJkQlaygpPmHPZrtgaBqbWFOYyiA47RhnSwwnXdepUJrgqUYxoUyhQ==
+
 ts-jest@^26.1.0:
   version "26.3.0"
   resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.3.0.tgz#6b2845045347dce394f069bb59358253bc1338a9"