removed unused coverage tool

TODO: move to jest later

package-lock.json

@@ -2398,12 +2398,6 @@
       "resolved": "https://registry.npmjs.org/assign-symbols/-/assign-symbols-1.0.0.tgz",
       "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c="
     },
-    "async": {
-      "version": "1.5.2",
-      "resolved": "http://storage.mds.yandex.net/get-npm/45674/async-1.5.2.tgz",
-      "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=",
-      "dev": true
-    },
     "async-each": {
       "version": "1.0.1",
       "resolved": "http://storage.mds.yandex.net/get-npm/66641/async-each-1.0.1.tgz",
@@ -5750,37 +5744,6 @@
       "resolved": "http://storage.mds.yandex.net/get-npm/38095/escape-string-regexp-1.0.5.tgz",
       "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ="
     },
-    "escodegen": {
-      "version": "1.8.1",
-      "resolved": "http://storage.mds.yandex.net/get-npm/38095/escodegen-1.8.1.tgz",
-      "integrity": "sha1-WltTr0aTEQvrsIZ6o0MN07cKEBg=",
-      "dev": true,
-      "requires": {
-        "esprima": "^2.7.1",
-        "estraverse": "^1.9.1",
-        "esutils": "^2.0.2",
-        "optionator": "^0.8.1",
-        "source-map": "~0.2.0"
-      },
-      "dependencies": {
-        "estraverse": {
-          "version": "1.9.3",
-          "resolved": "http://storage.mds.yandex.net/get-npm/38095/estraverse-1.9.3.tgz",
-          "integrity": "sha1-r2fy3JIlgkFZUJJgkaQAXSnJu0Q=",
-          "dev": true
-        },
-        "source-map": {
-          "version": "0.2.0",
-          "resolved": "http://storage.mds.yandex.net/get-npm/66641/source-map-0.2.0.tgz",
-          "integrity": "sha1-2rc/vPwrqBm03gO9b26qSBZLP50=",
-          "dev": true,
-          "optional": true,
-          "requires": {
-            "amdefine": ">=0.0.4"
-          }
-        }
-      }
-    },
     "escope": {
       "version": "3.6.0",
       "resolved": "http://storage.mds.yandex.net/get-npm/45674/escope-3.6.0.tgz",
@@ -5905,12 +5868,6 @@
         "acorn-jsx": "^3.0.0"
       }
     },
-    "esprima": {
-      "version": "2.7.3",
-      "resolved": "http://storage.mds.yandex.net/get-npm/38095/esprima-2.7.3.tgz",
-      "integrity": "sha1-luO3DVd59q1JzQMmc9HDEnZ7pYE=",
-      "dev": true
-    },
     "esquery": {
       "version": "1.0.0",
       "resolved": "http://storage.mds.yandex.net/get-npm/38095/esquery-1.0.0.tgz",
@@ -7945,70 +7902,6 @@
       "resolved": "http://storage.mds.yandex.net/get-npm/66641/isstream-0.1.2.tgz",
       "integrity": "sha1-R+Y/evVa+m+S4VAOaQ64uFKcCZo="
     },
-    "istanbul": {
-      "version": "0.4.5",
-      "resolved": "http://storage.mds.yandex.net/get-npm/45674/istanbul-0.4.5.tgz",
-      "integrity": "sha1-ZcfXPUxNqE1POsMQuRj7C4Azczs=",
-      "dev": true,
-      "requires": {
-        "abbrev": "1.0.x",
-        "async": "1.x",
-        "escodegen": "1.8.x",
-        "esprima": "2.7.x",
-        "glob": "^5.0.15",
-        "handlebars": "^4.0.1",
-        "js-yaml": "3.x",
-        "mkdirp": "0.5.x",
-        "nopt": "3.x",
-        "once": "1.x",
-        "resolve": "1.1.x",
-        "supports-color": "^3.1.0",
-        "which": "^1.1.1",
-        "wordwrap": "^1.0.0"
-      },
-      "dependencies": {
-        "abbrev": {
-          "version": "1.0.9",
-          "resolved": "http://storage.mds.yandex.net/get-npm/69187/abbrev-1.0.9.tgz",
-          "integrity": "sha1-kbR5JYinc4wl813W9jdSovh3YTU=",
-          "dev": true
-        },
-        "glob": {
-          "version": "5.0.15",
-          "resolved": "http://storage.mds.yandex.net/get-npm/45674/glob-5.0.15.tgz",
-          "integrity": "sha1-G8k2ueAvSmA/zCIuz3Yz0wuLk7E=",
-          "dev": true,
-          "requires": {
-            "inflight": "^1.0.4",
-            "inherits": "2",
-            "minimatch": "2 || 3",
-            "once": "^1.3.0",
-            "path-is-absolute": "^1.0.0"
-          }
-        },
-        "resolve": {
-          "version": "1.1.7",
-          "resolved": "http://storage.mds.yandex.net/get-npm/69187/resolve-1.1.7.tgz",
-          "integrity": "sha1-IDEU2CrSxe2ejgQRs5ModeiJ6Xs=",
-          "dev": true
-        },
-        "supports-color": {
-          "version": "3.2.3",
-          "resolved": "http://storage.mds.yandex.net/get-npm/45674/supports-color-3.2.3.tgz",
-          "integrity": "sha1-ZawFBLOVQXHYpklGsq48u4pfVPY=",
-          "dev": true,
-          "requires": {
-            "has-flag": "^1.0.0"
-          }
-        },
-        "wordwrap": {
-          "version": "1.0.0",
-          "resolved": "http://storage.mds.yandex.net/get-npm/66641/wordwrap-1.0.0.tgz",
-          "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=",
-          "dev": true
-        }
-      }
-    },
     "js-base64": {
       "version": "2.1.9",
       "resolved": "http://storage.mds.yandex.net/get-npm/35308/js-base64-2.1.9.tgz",

package.json

@@ -12,8 +12,7 @@
         "export": "npm run build && next export -o dist && npm run sitemap && npm run feed",
         "sitemap": "node scripts/sitemap.js",
         "feed": "node scripts/feed.js",
-        "test": "mocha --compilers js:babel-register",
-        "coverage": "istanbul cover mocha -- --compilers js:babel-register"
+        "test": "mocha --compilers js:babel-register"
     },
     "repository": {
         "type": "git",
@@ -73,7 +72,6 @@
         "eslint-plugin-react": "^7.4.0",
         "eslint-plugin-standard": "^2.0.1",
         "feed": "^4.0.0",
-        "istanbul": "~0.4.2",
         "mocha": "^6.1.4",
         "node-sass": "^4.12.0",
         "should": "^8.2.2",