diff --git a/package-lock.json b/package-lock.json
index 85bae47e..658c00f0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2962,11 +2962,6 @@
                 "brace-expansion": "^1.1.7"
               }
             },
-            "minimist": {
-              "version": "0.0.8",
-              "bundled": true,
-              "optional": true
-            },
             "minipass": {
               "version": "2.3.5",
               "bundled": true,
@@ -2984,14 +2979,6 @@
                 "minipass": "^2.2.1"
               }
             },
-            "mkdirp": {
-              "version": "0.5.1",
-              "bundled": true,
-              "optional": true,
-              "requires": {
-                "minimist": "0.0.8"
-              }
-            },
             "ms": {
               "version": "2.1.1",
               "bundled": true,
@@ -3114,13 +3101,6 @@
                 "ini": "~1.3.0",
                 "minimist": "^1.2.0",
                 "strip-json-comments": "~2.0.1"
-              },
-              "dependencies": {
-                "minimist": {
-                  "version": "1.2.0",
-                  "bundled": true,
-                  "optional": true
-                }
               }
             },
             "readable-stream": {
@@ -5668,14 +5648,15 @@
       "integrity": "sha512-d4sze1JNC454Wdo2fkuyzCr6aHcbL6PGGuFAz0Li/NcOm1tCHGnWDRmJP85dh9IhQErTc2svWFEX5xHIOo//kQ=="
     },
     "handlebars": {
-      "version": "4.1.2",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.1.2.tgz",
-      "integrity": "sha512-nvfrjqvt9xQ8Z/w0ijewdD/vvWDTOweBUm96NTr66Wfvo1mJenBLwcYmPs3TIBP5ruzYGD7Hx/DaM9RmhroGPw==",
+      "version": "4.7.7",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.7.tgz",
+      "integrity": "sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==",
       "requires": {
+        "minimist": "^1.2.5",
         "neo-async": "^2.6.0",
-        "optimist": "^0.6.1",
         "source-map": "^0.6.1",
-        "uglify-js": "^3.1.4"
+        "uglify-js": "^3.1.4",
+        "wordwrap": "^1.0.0"
       },
       "dependencies": {
         "source-map": {
@@ -6742,7 +6723,8 @@
             },
             "ansi-regex": {
               "version": "2.1.1",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "aproba": {
               "version": "1.2.0",
@@ -6766,6 +6748,7 @@
             "brace-expansion": {
               "version": "1.1.11",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "balanced-match": "^1.0.0",
                 "concat-map": "0.0.1"
@@ -6778,7 +6761,8 @@
             },
             "code-point-at": {
               "version": "1.1.0",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "concat-map": {
               "version": "0.0.1",
@@ -6787,7 +6771,8 @@
             },
             "console-control-strings": {
               "version": "1.1.0",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "core-util-is": {
               "version": "1.0.2",
@@ -6890,7 +6875,8 @@
             },
             "inherits": {
               "version": "2.0.3",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "ini": {
               "version": "1.3.5",
@@ -6900,6 +6886,7 @@
             "is-fullwidth-code-point": {
               "version": "1.0.0",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "number-is-nan": "^1.0.0"
               }
@@ -6912,17 +6899,15 @@
             "minimatch": {
               "version": "3.0.4",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "brace-expansion": "^1.1.7"
               }
             },
-            "minimist": {
-              "version": "0.0.8",
-              "bundled": true
-            },
             "minipass": {
               "version": "2.3.5",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "safe-buffer": "^5.1.2",
                 "yallist": "^3.0.0"
@@ -6936,13 +6921,6 @@
                 "minipass": "^2.2.1"
               }
             },
-            "mkdirp": {
-              "version": "0.5.1",
-              "bundled": true,
-              "requires": {
-                "minimist": "0.0.8"
-              }
-            },
             "ms": {
               "version": "2.1.1",
               "bundled": true,
@@ -7011,7 +6989,8 @@
             },
             "number-is-nan": {
               "version": "1.0.1",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "object-assign": {
               "version": "4.1.1",
@@ -7021,6 +7000,7 @@
             "once": {
               "version": "1.4.0",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "wrappy": "1"
               }
@@ -7063,13 +7043,6 @@
                 "ini": "~1.3.0",
                 "minimist": "^1.2.0",
                 "strip-json-comments": "~2.0.1"
-              },
-              "dependencies": {
-                "minimist": {
-                  "version": "1.2.0",
-                  "bundled": true,
-                  "optional": true
-                }
               }
             },
             "readable-stream": {
@@ -7096,7 +7069,8 @@
             },
             "safe-buffer": {
               "version": "5.1.2",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "safer-buffer": {
               "version": "2.1.2",
@@ -7126,6 +7100,7 @@
             "string-width": {
               "version": "1.0.2",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "code-point-at": "^1.0.0",
                 "is-fullwidth-code-point": "^1.0.0",
@@ -7143,6 +7118,7 @@
             "strip-ansi": {
               "version": "3.0.1",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "ansi-regex": "^2.0.0"
               }
@@ -7181,11 +7157,13 @@
             },
             "wrappy": {
               "version": "1.0.2",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "yallist": {
               "version": "3.0.3",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             }
           }
         }
@@ -7739,18 +7717,18 @@
       }
     },
     "loader-fs-cache": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/loader-fs-cache/-/loader-fs-cache-1.0.2.tgz",
-      "integrity": "sha512-70IzT/0/L+M20jUlEqZhZyArTU6VKLRTYRDAYN26g4jfzpJqjipLL3/hgYpySqI9PwsVRHHFja0LfEmsx9X2Cw==",
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/loader-fs-cache/-/loader-fs-cache-1.0.3.tgz",
+      "integrity": "sha512-ldcgZpjNJj71n+2Mf6yetz+c9bM4xpKtNds4LbqXzU/PTdeAX0g3ytnU1AJMEcTk2Lex4Smpe3Q/eCTsvUBxbA==",
       "requires": {
         "find-cache-dir": "^0.1.1",
-        "mkdirp": "0.5.1"
+        "mkdirp": "^0.5.1"
       },
       "dependencies": {
         "find-cache-dir": {
           "version": "0.1.1",
           "resolved": "https://registry.npmjs.org/find-cache-dir/-/find-cache-dir-0.1.1.tgz",
-          "integrity": "sha1-yN765XyKUqinhPnjHFfHQumToLk=",
+          "integrity": "sha512-Z9XSBoNE7xQiV6MSgPuCfyMokH2K7JdpRkOYE1+mu3d4BFJtx3GW+f6Bo4q8IX6rlf5MYbLBKW0pjl2cWdkm2A==",
           "requires": {
             "commondir": "^1.0.1",
             "mkdirp": "^0.5.1",
@@ -7760,7 +7738,7 @@
         "find-up": {
           "version": "1.1.2",
           "resolved": "https://registry.npmjs.org/find-up/-/find-up-1.1.2.tgz",
-          "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
+          "integrity": "sha512-jvElSjyuo4EMQGoTwo1uJU5pQMwTW5lS1x05zzfJuTIyLR3zwO27LYrxNg+dlvKpGOuGy/MzBdXh80g0ve5+HA==",
           "requires": {
             "path-exists": "^2.0.0",
             "pinkie-promise": "^2.0.0"
@@ -7769,7 +7747,7 @@
         "path-exists": {
           "version": "2.1.0",
           "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-2.1.0.tgz",
-          "integrity": "sha1-D+tsZPD8UY2adU3V77YscCJ2H0s=",
+          "integrity": "sha512-yTltuKuhtNeFJKa1PiRzfLAU5182q1y4Eb4XCJ3PBqyzEDkAZRzBrKKBct682ls9reBVHf9udYLN5Nd+K1B9BQ==",
           "requires": {
             "pinkie-promise": "^2.0.0"
           }
@@ -7777,7 +7755,7 @@
         "pkg-dir": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/pkg-dir/-/pkg-dir-1.0.0.tgz",
-          "integrity": "sha1-ektQio1bstYp1EcFb/TpyTFM89Q=",
+          "integrity": "sha512-c6pv3OE78mcZ92ckebVDqg0aWSoKhOTbwCV6qbCWMk546mAL9pZln0+QsN/yQ7fkucd4+yJPLrCBXNt8Ruk+Eg==",
           "requires": {
             "find-up": "^1.0.0"
           }
@@ -8123,9 +8101,9 @@
       }
     },
     "minimist": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-      "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
+      "version": "1.2.8",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+      "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA=="
     },
     "mississippi": {
       "version": "3.0.0",
@@ -8180,18 +8158,11 @@
       }
     },
     "mkdirp": {
-      "version": "0.5.1",
-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
-      "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+      "version": "0.5.6",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.6.tgz",
+      "integrity": "sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==",
       "requires": {
-        "minimist": "0.0.8"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "0.0.8",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-          "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0="
-        }
+        "minimist": "^1.2.6"
       }
     },
     "move-concurrently": {
@@ -8583,27 +8554,6 @@
         "is-wsl": "^1.1.0"
       }
     },
-    "optimist": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
-      "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
-      "requires": {
-        "minimist": "~0.0.1",
-        "wordwrap": "~0.0.2"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "0.0.10",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz",
-          "integrity": "sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8="
-        },
-        "wordwrap": {
-          "version": "0.0.3",
-          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-          "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc="
-        }
-      }
-    },
     "optimize-css-assets-webpack-plugin": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/optimize-css-assets-webpack-plugin/-/optimize-css-assets-webpack-plugin-5.0.1.tgz",
diff --git a/yarn.lock b/yarn.lock
index e52e6b79..6964649c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4131,6 +4131,15 @@ fs-extra@^4.0.2:
     jsonfile "^4.0.0"
     universalify "^0.1.0"
 
+fs-extra@^8.1.0:
+  version "8.1.0"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-8.1.0.tgz#49d43c45a88cd9677668cb7be1b46efdb8d2e1c0"
+  integrity sha512-yhlQgA6mnOJUKOsRUFsgJdQCvkKhcz8tlZG5HBQfReYZy46OwLcY+Zia0mtdHsOo9y/hP+CxMN0TU9QxoOtG4g==
+  dependencies:
+    graceful-fs "^4.2.0"
+    jsonfile "^4.0.0"
+    universalify "^0.1.0"
+
 fs-minipass@^1.2.5:
   version "1.2.6"
   resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.6.tgz#2c5cc30ded81282bfe8a0d7c7c1853ddeb102c07"
@@ -4219,19 +4228,17 @@ getpass@^0.1.1:
   dependencies:
     assert-plus "^1.0.0"
 
-gh-pages@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/gh-pages/-/gh-pages-2.0.1.tgz#aefe47a43b8d9d2aa3130576b33fe95641e29a2f"
-  integrity sha512-uFlk3bukljeiWKQ2XvPfjcSi/ou7IfoDf2p+Fj672saLAr8bnOdFVqI/JSgrSgInKpCg5BksxEwGUl++dbg8Dg==
+gh-pages@^2.1.1:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/gh-pages/-/gh-pages-2.2.0.tgz#74ebeaca8d2b9a11279dcbd4a39ddfff3e6caa24"
+  integrity sha512-c+yPkNOPMFGNisYg9r4qvsMIjVYikJv7ImFOhPIVPt0+AcRUamZ7zkGRLHz7FKB0xrlZ+ddSOJsZv9XAFVXLmA==
   dependencies:
     async "^2.6.1"
     commander "^2.18.0"
     email-addresses "^3.0.1"
     filenamify-url "^1.0.0"
-    fs-extra "^7.0.0"
+    fs-extra "^8.1.0"
     globby "^6.1.0"
-    graceful-fs "^4.1.11"
-    rimraf "^2.6.2"
 
 glob-parent@^3.1.0:
   version "3.1.0"
@@ -4308,6 +4315,11 @@ graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2, graceful-fs@^4.1.6
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.0.tgz#8d8fdc73977cb04104721cb53666c1ca64cd328b"
   integrity sha512-jpSvDPV4Cq/bgtpndIWbI5hmYxhQGHPC4d4cqBPb4DLniCfhJokdXhwhaDuLBGLQdvvRum/UiX6ECVIPvDXqdg==
 
+graceful-fs@^4.2.0:
+  version "4.2.10"
+  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.10.tgz#147d3a006da4ca3ce14728c7aefc287c367d7a6c"
+  integrity sha512-9ByhssR2fPVsNZj478qUUbKfmL0+t5BDVyjShtyZZLiK7ZDAArFFfopyOTj0M05wE2tJPisA4iTnnXl2YoPvOA==
+
 growly@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"
@@ -6145,9 +6157,9 @@ minimist@0.0.8:
   integrity sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=
 
 minimist@^1.1.1, minimist@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
-  integrity sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=
+  version "1.2.8"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.8.tgz#c1a464e7693302e082a075cee0c057741ac4772c"
+  integrity sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==
 
 minimist@~0.0.1:
   version "0.0.10"
@@ -8327,7 +8339,7 @@ rgba-regex@^1.0.0:
   resolved "https://registry.yarnpkg.com/rgba-regex/-/rgba-regex-1.0.0.tgz#43374e2e2ca0968b0ef1523460b7d730ff22eeb3"
   integrity sha1-QzdOLiyglosO8VI0YLfXMP8i7rM=
 
-rimraf@2.6.3, rimraf@^2.2.8, rimraf@^2.5.4, rimraf@^2.6.1, rimraf@^2.6.2, rimraf@^2.6.3:
+rimraf@2.6.3, rimraf@^2.2.8, rimraf@^2.5.4, rimraf@^2.6.1, rimraf@^2.6.3:
   version "2.6.3"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.3.tgz#b2d104fe0d8fb27cf9e0a1cda8262dd3833c6cab"
   integrity sha512-mwqeW5XsA2qAejG46gYdENaxXjx9onRNCfn7L0duuP4hCuTIi/QO7PDK07KJfp1d+izWPrzEJDcSqBa0OZQriA==