- client: Match client IP strictly: Merge pull request #620 in DNS/adguard-home from fix/1687 to master

Close #1687

Squashed commit of the following:

commit 5287da0b98d154d4243abdb4b9021006499c225f
Merge: c6b50c70 83b9b701
Author: ArtemBaskal <a.baskal@adguard.com>
Date:   Fri May 29 12:47:23 2020 +0300

    Merge branch 'master' into fix/1687

commit c6b50c70a5089fcadfd2606b07b3b84769db2760
Author: ArtemBaskal <a.baskal@adguard.com>
Date:   Fri May 29 12:42:12 2020 +0300

    minor

commit dab9fa9ee0502838b4e10aef93d037c2fb5bf41b
Author: ArtemBaskal <a.baskal@adguard.com>
Date:   Thu May 28 16:56:08 2020 +0300

    Add support for exact matching of long and short ipv6 notations, add tests

commit e72e86cda81af2c5e54f93abb2890438fd3648b0
Author: ArtemBaskal <a.baskal@adguard.com>
Date:   Thu May 28 13:57:22 2020 +0300

    Update helper, write tests

commit 92f4c34224ab7927b02edde829f2d9653a00a854
Author: ArtemBaskal <a.baskal@adguard.com>
Date:   Wed May 27 18:35:05 2020 +0300

    Make variable names more expressive

commit 3d38f21281237e9cccbba26afc1ab641947c5dc0
Author: ArtemBaskal <a.baskal@adguard.com>
Date:   Wed May 27 17:09:08 2020 +0300

    Add ipv6 cidr support

commit 7db0a2fb18ccd96d8d1def73f12138e4f4e37f71
Author: ArtemBaskal <a.baskal@adguard.com>
Date:   Tue May 26 12:48:57 2020 +0300

    Minor

commit 65e87f3899aab3417cac57bab0a8fa371cafd4ec
Author: ArtemBaskal <a.baskal@adguard.com>
Date:   Tue May 26 12:46:30 2020 +0300

    Add breaks between helpers

commit 3f38bdfe7bc17e019bf048c79c9e8f1336b6f3d3
Author: ArtemBaskal <a.baskal@adguard.com>
Date:   Thu May 21 20:17:27 2020 +0300

    - client: Match client IP strictly

client/package.json

@@ -6,7 +6,9 @@
         "build-dev": "cross-env BUILD_ENV=dev webpack --config webpack.dev.js",
         "watch": "cross-env BUILD_ENV=dev webpack --config webpack.dev.js --watch",
         "build-prod": "cross-env BUILD_ENV=prod webpack --config webpack.prod.js",
-        "lint": "eslint src"
+        "lint": "eslint src",
+        "test": "jest",
+        "test:watch": "jest --watch"
     },
     "dependencies": {
         "@nivo/line": "^0.49.1",
@@ -15,6 +17,7 @@
         "date-fns": "^1.29.0",
         "i18next": "^19.4.4",
         "i18next-browser-languagedetector": "^4.2.0",
+        "ipaddr.js": "^1.9.1",
         "lodash": "^4.17.15",
         "nanoid": "^3.1.9",
         "prop-types": "^15.7.2",
@@ -60,6 +63,7 @@
         "eslint-plugin-react-hooks": "^2.5.0",
         "file-loader": "6.0.0",
         "html-webpack-plugin": "^4.3.0",
+        "jest": "^26.0.1",
         "mini-css-extract-plugin": "^0.9.0",
         "path": "^0.12.7",
         "postcss-flexbugs-fixes": "4.2.1",