Unused deps (#244)

* removed unused dependencies

Signed-off-by: Sally MacFarlane <sally.macfarlane@consensys.net>

Author: macfarla

package.json

@@ -58,7 +58,6 @@
     "idx": "^2.5.6",
     "jest-junit": "^12.2.0",
     "node-sass": "4.14.1",
-    "pad-ipv6": "^1.0.2",
     "react": "16.14.0",
     "react-dom": "16.14.0",
     "react-router-dom": "^5.2.1",
@@ -76,7 +75,6 @@
     "eslint-plugin-prettier": "4.0.0",
     "ethlint": "^1.2.5",
     "husky": "4.3.8",
-    "istanbul": "^0.4.5",
     "lint-staged": "11.1.2",
     "mocha-junit-reporter": "2.0.0",
     "mocha-multi-reporters": "^1.1.7",

yarn.lock

@@ -8031,26 +8031,6 @@ istanbul-reports@^2.2.6:
   dependencies:
     html-escaper "^2.0.0"
 
-istanbul@^0.4.5:
-  version "0.4.5"
-  resolved "https://registry.yarnpkg.com/istanbul/-/istanbul-0.4.5.tgz#65c7d73d4c4da84d4f3ac310b918fb0b8033733b"
-  integrity sha1-ZcfXPUxNqE1POsMQuRj7C4Azczs=
-  dependencies:
-    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"
-
 isurl@^1.0.0-alpha5:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isurl/-/isurl-1.0.0.tgz#b27f4f49f3cdaa3ea44a0a5b7f3462e6edc39d67"
@@ -10452,11 +10432,6 @@ p-try@^2.0.0:
   resolved "https://registry.yarnpkg.com/p-try/-/p-try-2.2.0.tgz#cb2868540e313d61de58fafbe35ce9004d5540e6"
   integrity sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==
 
-pad-ipv6@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/pad-ipv6/-/pad-ipv6-1.0.2.tgz#3681e9c66576db1b6e704c4d8088a2343bb1e354"
-  integrity sha1-NoHpxmV22xtucExNgIiiNDux41Q=
-
 pako@~1.0.5:
   version "1.0.11"
   resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.11.tgz#6c9599d340d54dfd3946380252a35705a6b992bf"