diff --git a/package-lock.json b/package-lock.json
index 852426c738..653eede3ce 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1893,6 +1893,12 @@
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@@ -2007,6 +2013,16 @@
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@@ -2049,6 +2065,12 @@
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-        }
+        "https-proxy-agent": "^2.2.1",
+        "unzipper": "^0.9.3"
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+    "buffer-indexof-polyfill": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/buffer-indexof-polyfill/-/buffer-indexof-polyfill-1.0.1.tgz",
+      "integrity": "sha1-qfuAbOgUXVQoUQznLyeLs2OmOL8=",
+      "dev": true
+    },
+    "buffers": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/buffers/-/buffers-0.1.1.tgz",
+      "integrity": "sha1-skV5w77U1tOWru5tmorn9Ugqt7s=",
+      "dev": true
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@@ -2461,6 +2460,15 @@
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       "dev": true
     },
+    "chainsaw": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/chainsaw/-/chainsaw-0.1.0.tgz",
+      "integrity": "sha1-XqtQsor+WAdNDVgpE4iCi15fvJg=",
+      "dev": true,
+      "requires": {
+        "traverse": ">=0.3.0 <0.4"
+      }
+    },
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@@ -3565,6 +3573,15 @@
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       "dev": true
     },
+    "duplexer2": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/duplexer2/-/duplexer2-0.1.4.tgz",
+      "integrity": "sha1-ixLauHjA1p4+eJEFFmKjL8a93ME=",
+      "dev": true,
+      "requires": {
+        "readable-stream": "^2.0.2"
+      }
+    },
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       "resolved": "https://registry.npmjs.org/duplexer3/-/duplexer3-0.1.4.tgz",
@@ -4222,21 +4239,6 @@
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-      "resolved": "https://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz",
-      "integrity": "sha1-SrTJoPWlTbkzi0w02Gv86PSzVXE=",
-      "dev": true,
-      "requires": {
-        "duplexer": "~0.1.1",
-        "from": "~0",
-        "map-stream": "~0.1.0",
-        "pause-stream": "0.0.11",
-        "split": "0.3",
-        "stream-combiner": "~0.0.4",
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@@ -4894,12 +4896,6 @@
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-      "resolved": "https://registry.npmjs.org/from/-/from-0.1.7.tgz",
-      "integrity": "sha1-g8YK/Fi5xWmXAH7Rp2izqzA6RP4=",
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@@ -6710,12 +6706,6 @@
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-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/is-running/-/is-running-2.1.0.tgz",
-      "integrity": "sha1-MKc/9cw4VOT8JUkICen1q/jeCeA=",
-      "dev": true
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       "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-1.1.0.tgz",
@@ -7205,13 +7195,13 @@
       }
     },
     "karma-browserstack-launcher": {
-      "version": "1.5.2",
-      "resolved": "https://registry.npmjs.org/karma-browserstack-launcher/-/karma-browserstack-launcher-1.5.2.tgz",
-      "integrity": "sha512-HrZlFSmjQqJGmHjHcSuR5VpxErTRafgiexHM+nZ8W38fs5wUtykeSFS8nWWXyoZjQtQ0p1O/VDQpKgRG2ntVKw==",
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/karma-browserstack-launcher/-/karma-browserstack-launcher-1.4.0.tgz",
+      "integrity": "sha512-bUQK84U+euDfOUfEjcF4IareySMOBNRLrrl9q6cttIe8f011Ir6olLITTYMOJDcGY58wiFIdhPHSPd9Pi6+NfQ==",
       "dev": true,
       "requires": {
         "browserstack": "~1.5.1",
-        "browserstack-local": "^1.3.7",
+        "browserstacktunnel-wrapper": "~2.0.2",
         "q": "~1.5.0"
       }
     },
@@ -7531,6 +7521,12 @@
         }
       }
     },
+    "listenercount": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/listenercount/-/listenercount-1.0.1.tgz",
+      "integrity": "sha1-hMinKrWcRyUyFIDJdeZQg0LnCTc=",
+      "dev": true
+    },
     "load-json-file": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
@@ -7763,12 +7759,6 @@
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       "dev": true
     },
-    "map-stream": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/map-stream/-/map-stream-0.1.0.tgz",
-      "integrity": "sha1-5WqpTEyAVaFkBKBnS3jyFffI4ZQ=",
-      "dev": true
-    },
     "map-visit": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/map-visit/-/map-visit-1.0.0.tgz",
@@ -9353,15 +9343,6 @@
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-    "pause-stream": {
-      "version": "0.0.11",
-      "resolved": "https://registry.npmjs.org/pause-stream/-/pause-stream-0.0.11.tgz",
-      "integrity": "sha1-/lo0sMvOErWqaitAPuLnO2AvFEU=",
-      "dev": true,
-      "requires": {
-        "through": "~2.3"
-      }
-    },
     "pend": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/pend/-/pend-1.2.0.tgz",
@@ -9961,15 +9942,6 @@
       "integrity": "sha1-IS1b/hMYMGpCD2QCuOJv85ZHqEk=",
       "dev": true
     },
-    "ps-tree": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/ps-tree/-/ps-tree-1.2.0.tgz",
-      "integrity": "sha512-0VnamPPYHl4uaU/nSFeZZpR21QAWRz+sRv4iW9+v/GS/J5U5iZB5BNN6J0RMoOvdx2gWM2+ZFMIm58q24e4UYA==",
-      "dev": true,
-      "requires": {
-        "event-stream": "=3.3.4"
-      }
-    },
     "pseudomap": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
@@ -11159,6 +11131,12 @@
         }
       }
     },
+    "setimmediate": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
+      "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU=",
+      "dev": true
+    },
     "setprototypeof": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
@@ -11616,15 +11594,6 @@
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       "dev": true
     },
-    "split": {
-      "version": "0.3.3",
-      "resolved": "https://registry.npmjs.org/split/-/split-0.3.3.tgz",
-      "integrity": "sha1-zQ7qXmOiEd//frDwkcQTPi0N0o8=",
-      "dev": true,
-      "requires": {
-        "through": "2"
-      }
-    },
     "split-string": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/split-string/-/split-string-3.1.0.tgz",
@@ -11702,15 +11671,6 @@
         "readable-stream": "^2.0.1"
       }
     },
-    "stream-combiner": {
-      "version": "0.0.4",
-      "resolved": "https://registry.npmjs.org/stream-combiner/-/stream-combiner-0.0.4.tgz",
-      "integrity": "sha1-TV5DPBhSYd3mI8o/RMWGvPXErRQ=",
-      "dev": true,
-      "requires": {
-        "duplexer": "~0.1.1"
-      }
-    },
     "streamroller": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-1.0.6.tgz",
@@ -12263,26 +12223,6 @@
         "xtend": "^4.0.0"
       }
     },
-    "temp-fs": {
-      "version": "0.9.9",
-      "resolved": "https://registry.npmjs.org/temp-fs/-/temp-fs-0.9.9.tgz",
-      "integrity": "sha1-gHFzBDeHByDpQxUy/igUNk+IA9c=",
-      "dev": true,
-      "requires": {
-        "rimraf": "~2.5.2"
-      },
-      "dependencies": {
-        "rimraf": {
-          "version": "2.5.4",
-          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.5.4.tgz",
-          "integrity": "sha1-loAAk8vxoMhr2VtGJUZ1NcKd+gQ=",
-          "dev": true,
-          "requires": {
-            "glob": "^7.0.5"
-          }
-        }
-      }
-    },
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       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/term-size/-/term-size-2.2.0.tgz",
@@ -12447,6 +12387,12 @@
         "punycode": "^2.1.1"
       }
     },
+    "traverse": {
+      "version": "0.3.9",
+      "resolved": "https://registry.npmjs.org/traverse/-/traverse-0.3.9.tgz",
+      "integrity": "sha1-cXuPIgzAu3tE5AUUwisui7xw2Lk=",
+      "dev": true
+    },
     "trim": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/trim/-/trim-0.0.1.tgz",
@@ -12785,6 +12731,23 @@
         }
       }
     },
+    "unzipper": {
+      "version": "0.9.15",
+      "resolved": "https://registry.npmjs.org/unzipper/-/unzipper-0.9.15.tgz",
+      "integrity": "sha512-2aaUvO4RAeHDvOCuEtth7jrHFaCKTSXPqUkXwADaLBzGbgZGzUDccoEdJ5lW+3RmfpOZYNx0Rw6F6PUzM6caIA==",
+      "dev": true,
+      "requires": {
+        "big-integer": "^1.6.17",
+        "binary": "~0.3.0",
+        "bluebird": "~3.4.1",
+        "buffer-indexof-polyfill": "~1.0.0",
+        "duplexer2": "~0.1.4",
+        "fstream": "^1.0.12",
+        "listenercount": "~1.0.1",
+        "readable-stream": "~2.3.6",
+        "setimmediate": "~1.0.4"
+      }
+    },
     "upath": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/upath/-/upath-1.2.0.tgz",
diff --git a/package.json b/package.json
index b88405d9b7..bf94029e9b 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
     "docs-serve": "hugo server --port 9001 --disableFastRender",
     "docs-serve-only": "serve _gh_pages --listen 9001",
     "lockfile-lint": "lockfile-lint --allowed-hosts npm --allowed-schemes https: --empty-hostname false --type npm --path package-lock.json",
-    "update-deps": "ncu -u -x popper.js && npm update && echo Manually update site/assets/js/vendor",
+    "update-deps": "ncu -u -x karma-browserstack-launcher,popper.js && npm update && echo Manually update site/assets/js/vendor",
     "release": "npm-run-all dist release-sri docs-build release-zip*",
     "release-sri": "node build/generate-sri.js",
     "release-version": "node build/change-version.js",
@@ -111,7 +111,7 @@
     "hugo-bin": "^0.57.2",
     "ip": "^1.1.5",
     "karma": "^5.0.4",
-    "karma-browserstack-launcher": "^1.5.2",
+    "karma-browserstack-launcher": "1.4.0",
     "karma-chrome-launcher": "^3.1.0",
     "karma-coverage-istanbul-reporter": "^2.1.1",
     "karma-detect-browsers": "^2.3.3",