diff --git a/package-lock.json b/package-lock.json
index 3c059c5b..d4d3b98f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -47,11 +47,11 @@
         "zenscroll": "^4.0.2"
       },
       "devDependencies": {
-        "@babel/cli": "=7.14.3",
+        "@babel/cli": "=7.14.5",
         "@babel/core": "=7.14.2",
         "@babel/eslint-parser": "=7.14.3",
         "@babel/plugin-proposal-class-properties": "=7.14.5",
-        "@babel/plugin-proposal-nullish-coalescing-operator": "=7.14.2",
+        "@babel/plugin-proposal-nullish-coalescing-operator": "=7.14.5",
         "@babel/plugin-proposal-optional-chaining": "=7.14.5",
         "@babel/plugin-transform-runtime": "=7.14.5",
         "@babel/preset-env": "=7.14.7",
@@ -128,9 +128,9 @@
       }
     },
     "node_modules/@babel/cli": {
-      "version": "7.14.3",
-      "resolved": "https://registry.npmjs.org/@babel/cli/-/cli-7.14.3.tgz",
-      "integrity": "sha512-zU4JLvwk32ay1lhhyGfqiRUSPoltVDjhYkA3aQq8+Yby9z30s/EsFw1EPOHxWG9YZo2pAGfgdRNeHZQAYU5m9A==",
+      "version": "7.14.5",
+      "resolved": "https://registry.npmjs.org/@babel/cli/-/cli-7.14.5.tgz",
+      "integrity": "sha512-poegjhRvXHWO0EAsnYajwYZuqcz7gyfxwfaecUESxDujrqOivf3zrjFbub8IJkrqEaz3fvJWh001EzxBub54fg==",
       "dev": true,
       "dependencies": {
         "commander": "^4.0.1",
@@ -145,9 +145,15 @@
         "babel": "bin/babel.js",
         "babel-external-helpers": "bin/babel-external-helpers.js"
       },
+      "engines": {
+        "node": ">=6.9.0"
+      },
       "optionalDependencies": {
-        "@nicolo-ribaudo/chokidar-2": "2.1.8-no-fsevents",
+        "@nicolo-ribaudo/chokidar-2": "2.1.8-no-fsevents.2",
         "chokidar": "^3.4.0"
+      },
+      "peerDependencies": {
+        "@babel/core": "^7.0.0-0"
       }
     },
     "node_modules/@babel/cli/node_modules/anymatch": {
@@ -977,13 +983,19 @@
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     "node_modules/@babel/plugin-proposal-nullish-coalescing-operator": {
-      "version": "7.14.2",
-      "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-nullish-coalescing-operator/-/plugin-proposal-nullish-coalescing-operator-7.14.2.tgz",
-      "integrity": "sha512-ebR0zU9OvI2N4qiAC38KIAK75KItpIPTpAtd2r4OZmMFeKbKJpUFLYP2EuDut82+BmYi8sz42B+TfTptJ9iG5Q==",
+      "version": "7.14.5",
+      "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-nullish-coalescing-operator/-/plugin-proposal-nullish-coalescing-operator-7.14.5.tgz",
+      "integrity": "sha512-gun/SOnMqjSb98Nkaq2rTKMwervfdAoz6NphdY0vTfuzMfryj+tDGb2n6UkDKwez+Y8PZDhE3D143v6Gepp4Hg==",
       "dev": true,
       "dependencies": {
-        "@babel/helper-plugin-utils": "^7.13.0",
+        "@babel/helper-plugin-utils": "^7.14.5",
         "@babel/plugin-syntax-nullish-coalescing-operator": "^7.8.3"
+      },
+      "engines": {
+        "node": ">=6.9.0"
+      },
+      "peerDependencies": {
+        "@babel/core": "^7.0.0-0"
       }
     },
     "node_modules/@babel/plugin-proposal-numeric-separator": {
@@ -1951,22 +1963,6 @@
         "@babel/core": "^7.0.0-0"
       }
     },
-    "node_modules/@babel/preset-env/node_modules/@babel/plugin-proposal-nullish-coalescing-operator": {
-      "version": "7.14.5",
-      "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-nullish-coalescing-operator/-/plugin-proposal-nullish-coalescing-operator-7.14.5.tgz",
-      "integrity": "sha512-gun/SOnMqjSb98Nkaq2rTKMwervfdAoz6NphdY0vTfuzMfryj+tDGb2n6UkDKwez+Y8PZDhE3D143v6Gepp4Hg==",
-      "dev": true,
-      "dependencies": {
-        "@babel/helper-plugin-utils": "^7.14.5",
-        "@babel/plugin-syntax-nullish-coalescing-operator": "^7.8.3"
-      },
-      "engines": {
-        "node": ">=6.9.0"
-      },
-      "peerDependencies": {
-        "@babel/core": "^7.0.0-0"
-      }
-    },
     "node_modules/@babel/preset-env/node_modules/@babel/plugin-syntax-class-properties": {
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       "resolved": "https://registry.npmjs.org/@babel/plugin-syntax-class-properties/-/plugin-syntax-class-properties-7.12.13.tgz",
@@ -4636,16 +4632,16 @@
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     "node_modules/@nicolo-ribaudo/chokidar-2": {
-      "version": "2.1.8-no-fsevents",
-      "resolved": "https://registry.npmjs.org/@nicolo-ribaudo/chokidar-2/-/chokidar-2-2.1.8-no-fsevents.tgz",
-      "integrity": "sha512-+nb9vWloHNNMFHjGofEam3wopE3m1yuambrrd/fnPc+lFOMB9ROTqQlche9ByFWNkdNqfSgR/kkQtQ8DzEWt2w==",
+      "version": "2.1.8-no-fsevents.2",
+      "resolved": "https://registry.npmjs.org/@nicolo-ribaudo/chokidar-2/-/chokidar-2-2.1.8-no-fsevents.2.tgz",
+      "integrity": "sha512-Fb8WxUFOBQVl+CX4MWet5o7eCc6Pj04rXIwVKZ6h1NnqTo45eOQW6aWyhG25NIODvWFwTDMwBsYxrQ3imxpetg==",
       "dev": true,
       "optional": true,
       "dependencies": {
         "anymatch": "^2.0.0",
         "async-each": "^1.0.1",
         "braces": "^2.3.2",
-        "glob-parent": "^3.1.0",
+        "glob-parent": "^5.1.2",
         "inherits": "^2.0.3",
         "is-binary-path": "^1.0.0",
         "is-glob": "^4.0.0",
@@ -4655,6 +4651,19 @@
         "upath": "^1.1.1"
       }
     },
+    "node_modules/@nicolo-ribaudo/chokidar-2/node_modules/glob-parent": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.2.tgz",
+      "integrity": "sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==",
+      "dev": true,
+      "optional": true,
+      "dependencies": {
+        "is-glob": "^4.0.1"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
     "node_modules/@nodelib/fs.scandir": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.3.tgz",
@@ -38644,12 +38653,12 @@
   },
   "dependencies": {
     "@babel/cli": {
-      "version": "7.14.3",
-      "resolved": "https://registry.npmjs.org/@babel/cli/-/cli-7.14.3.tgz",
-      "integrity": "sha512-zU4JLvwk32ay1lhhyGfqiRUSPoltVDjhYkA3aQq8+Yby9z30s/EsFw1EPOHxWG9YZo2pAGfgdRNeHZQAYU5m9A==",
+      "version": "7.14.5",
+      "resolved": "https://registry.npmjs.org/@babel/cli/-/cli-7.14.5.tgz",
+      "integrity": "sha512-poegjhRvXHWO0EAsnYajwYZuqcz7gyfxwfaecUESxDujrqOivf3zrjFbub8IJkrqEaz3fvJWh001EzxBub54fg==",
       "dev": true,
       "requires": {
-        "@nicolo-ribaudo/chokidar-2": "2.1.8-no-fsevents",
+        "@nicolo-ribaudo/chokidar-2": "2.1.8-no-fsevents.2",
         "chokidar": "^3.4.0",
         "commander": "^4.0.1",
         "convert-source-map": "^1.1.0",
@@ -39275,12 +39284,12 @@
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     },
     "@babel/plugin-proposal-nullish-coalescing-operator": {
-      "version": "7.14.2",
-      "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-nullish-coalescing-operator/-/plugin-proposal-nullish-coalescing-operator-7.14.2.tgz",
-      "integrity": "sha512-ebR0zU9OvI2N4qiAC38KIAK75KItpIPTpAtd2r4OZmMFeKbKJpUFLYP2EuDut82+BmYi8sz42B+TfTptJ9iG5Q==",
+      "version": "7.14.5",
+      "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-nullish-coalescing-operator/-/plugin-proposal-nullish-coalescing-operator-7.14.5.tgz",
+      "integrity": "sha512-gun/SOnMqjSb98Nkaq2rTKMwervfdAoz6NphdY0vTfuzMfryj+tDGb2n6UkDKwez+Y8PZDhE3D143v6Gepp4Hg==",
       "dev": true,
       "requires": {
-        "@babel/helper-plugin-utils": "^7.13.0",
+        "@babel/helper-plugin-utils": "^7.14.5",
         "@babel/plugin-syntax-nullish-coalescing-operator": "^7.8.3"
       }
     },
@@ -39978,16 +39987,6 @@
         "semver": "^6.3.0"
       },
       "dependencies": {
-        "@babel/plugin-proposal-nullish-coalescing-operator": {
-          "version": "7.14.5",
-          "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-nullish-coalescing-operator/-/plugin-proposal-nullish-coalescing-operator-7.14.5.tgz",
-          "integrity": "sha512-gun/SOnMqjSb98Nkaq2rTKMwervfdAoz6NphdY0vTfuzMfryj+tDGb2n6UkDKwez+Y8PZDhE3D143v6Gepp4Hg==",
-          "dev": true,
-          "requires": {
-            "@babel/helper-plugin-utils": "^7.14.5",
-            "@babel/plugin-syntax-nullish-coalescing-operator": "^7.8.3"
-          }
-        },
         "@babel/plugin-syntax-class-properties": {
           "version": "7.12.13",
           "resolved": "https://registry.npmjs.org/@babel/plugin-syntax-class-properties/-/plugin-syntax-class-properties-7.12.13.tgz",
@@ -42172,16 +42171,16 @@
       }
     },
     "@nicolo-ribaudo/chokidar-2": {
-      "version": "2.1.8-no-fsevents",
-      "resolved": "https://registry.npmjs.org/@nicolo-ribaudo/chokidar-2/-/chokidar-2-2.1.8-no-fsevents.tgz",
-      "integrity": "sha512-+nb9vWloHNNMFHjGofEam3wopE3m1yuambrrd/fnPc+lFOMB9ROTqQlche9ByFWNkdNqfSgR/kkQtQ8DzEWt2w==",
+      "version": "2.1.8-no-fsevents.2",
+      "resolved": "https://registry.npmjs.org/@nicolo-ribaudo/chokidar-2/-/chokidar-2-2.1.8-no-fsevents.2.tgz",
+      "integrity": "sha512-Fb8WxUFOBQVl+CX4MWet5o7eCc6Pj04rXIwVKZ6h1NnqTo45eOQW6aWyhG25NIODvWFwTDMwBsYxrQ3imxpetg==",
       "dev": true,
       "optional": true,
       "requires": {
         "anymatch": "^2.0.0",
         "async-each": "^1.0.1",
         "braces": "^2.3.2",
-        "glob-parent": "^3.1.0",
+        "glob-parent": "^5.1.2",
         "inherits": "^2.0.3",
         "is-binary-path": "^1.0.0",
         "is-glob": "^4.0.0",
@@ -42189,6 +42188,18 @@
         "path-is-absolute": "^1.0.0",
         "readdirp": "^2.2.1",
         "upath": "^1.1.1"
+      },
+      "dependencies": {
+        "glob-parent": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.2.tgz",
+          "integrity": "sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "is-glob": "^4.0.1"
+          }
+        }
       }
     },
     "@nodelib/fs.scandir": {
diff --git a/package.json b/package.json
index bca6d327..fc51cc0f 100644
--- a/package.json
+++ b/package.json
@@ -97,11 +97,11 @@
     "zenscroll": "^4.0.2"
   },
   "devDependencies": {
-    "@babel/cli": "=7.14.3",
+    "@babel/cli": "=7.14.5",
     "@babel/core": "=7.14.2",
     "@babel/eslint-parser": "=7.14.3",
     "@babel/plugin-proposal-class-properties": "=7.14.5",
-    "@babel/plugin-proposal-nullish-coalescing-operator": "=7.14.2",
+    "@babel/plugin-proposal-nullish-coalescing-operator": "=7.14.5",
     "@babel/plugin-proposal-optional-chaining": "=7.14.5",
     "@babel/plugin-transform-runtime": "=7.14.5",
     "@babel/preset-env": "=7.14.7",