diff --git a/yarn.lock b/yarn.lock
index f9b7fe26..ba79967d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2575,11 +2575,6 @@ commander@~2.13.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.13.0.tgz#6964bca67685df7c1f1430c584f07d7597885b9c"
   integrity sha512-MVuS359B+YzaWqjCL/c+22gfryv+mCBPHAv3zyVI2GN8EY6IRP8VwtasXn8jyyhvvq84R4ImN1OKRtcbIasjYA==
 
-commander@~2.20.3:
-  version "2.20.3"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
-  integrity sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==
-
 commondir@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
@@ -4263,13 +4258,14 @@ growly@^1.3.0:
   integrity sha1-8QdIy+dq+WS3yWyTxrzCivEgwIE=
 
 handlebars@^4.1.0:
-  version "4.5.3"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.5.3.tgz#5cf75bd8714f7605713511a56be7c349becb0482"
-  integrity sha512-3yPecJoJHK/4c6aZhSvxOyG4vJKDshV36VHp0iVCDVh7o9w2vwi3NSnL2MMPj3YdduqaBcu7cGbggJQM0br9xA==
+  version "4.7.7"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.7.tgz#9ce33416aad02dbd6c8fafa8240d5d98004945a1"
+  integrity sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==
   dependencies:
+    minimist "^1.2.5"
     neo-async "^2.6.0"
-    optimist "^0.6.1"
     source-map "^0.6.1"
+    wordwrap "^1.0.0"
   optionalDependencies:
     uglify-js "^3.1.4"
 
@@ -6739,15 +6735,10 @@ minimist@0.0.8:
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
   integrity sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=
 
-minimist@^1.1.1, minimist@^1.1.3, minimist@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
-  integrity sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=
-
-minimist@~0.0.1:
-  version "0.0.10"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
-  integrity sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8=
+minimist@^1.1.1, minimist@^1.1.3, minimist@^1.2.0, minimist@^1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
+  integrity sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==
 
 minipass@^2.2.1:
   version "2.3.5"
@@ -6884,9 +6875,9 @@ negotiator@0.6.1:
   integrity sha1-KzJxhOiZIQEXeyhWP7XnECrNDKk=
 
 neo-async@^2.6.0:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.1.tgz#ac27ada66167fa8849a6addd837f6b189ad2081c"
-  integrity sha512-iyam8fBuCUpWeKPGpaNMetEocMt364qkCsfL9JuhjXX6dRnguRVOfk2GZaDpPjcOKiiXCPINZC1GczQ7iTq3Zw==
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.2.tgz#b4aafb93e3aeb2d8174ca53cf163ab7d7308305f"
+  integrity sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw==
 
 nerf-dart@^1.0.0:
   version "1.0.0"
@@ -7402,14 +7393,6 @@ opener@^1.5.1:
   resolved "https://registry.yarnpkg.com/opener/-/opener-1.5.1.tgz#6d2f0e77f1a0af0032aca716c2c1fbb8e7e8abed"
   integrity sha512-goYSy5c2UXE4Ra1xixabeVh1guIX/ZV/YokJksb6q2lubWu6UbvPQ20p542/sFIll1nl8JnCyK9oBaOcCWXwvA==
 
-optimist@^0.6.1:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
-  integrity sha1-2j6nRob6IaGaERwybpDrFaAZZoY=
-  dependencies:
-    minimist "~0.0.1"
-    wordwrap "~0.0.2"
-
 optionator@^0.8.1:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
@@ -9711,12 +9694,9 @@ uglify-es@^3.1.9:
     source-map "~0.6.1"
 
 uglify-js@^3.1.4:
-  version "3.7.3"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.7.3.tgz#f918fce9182f466d5140f24bb0ff35c2d32dcc6a"
-  integrity sha512-7tINm46/3puUA4hCkKYo4Xdts+JDaVC9ZPRcG8Xw9R4nhO/gZgUM3TENq8IF4Vatk8qCig4MzP/c8G4u2BkVQg==
-  dependencies:
-    commander "~2.20.3"
-    source-map "~0.6.1"
+  version "3.12.8"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.12.8.tgz#a82e6e53c9be14f7382de3d068ef1e26e7d4aaf8"
+  integrity sha512-fvBeuXOsvqjecUtF/l1dwsrrf5y2BCUk9AOJGzGcm6tE7vegku5u/YvqjyDaAGr422PLoLnrxg3EnRvTqsdC1w==
 
 uid-number@0.0.6:
   version "0.0.6"
@@ -10062,11 +10042,6 @@ wordwrap@^1.0.0, wordwrap@~1.0.0:
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
   integrity sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=
 
-wordwrap@~0.0.2:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
-  integrity sha1-o9XabNXAvAAI03I0u68b7WMFkQc=
-
 worker-farm@^1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/worker-farm/-/worker-farm-1.6.0.tgz#aecc405976fab5a95526180846f0dba288f3a4a0"