Allow dragging seed phrase during Confirm Seed Phrase (#6557)

* Add basic drag and drop functionality

* Refactor seed phrase data structure

* Insert to list when drop

* Save before refactor

* Finish DND

* Fix linter

* update package-lock.json

* Address styling feedbacks

* Add box shadow on hover

* Finish adding unit tests

* Remove describe.only

1 files changed, 251 insertions, 150 deletions

diff --git a/package-lock.json b/package-lock.json
index 902dbe004..99aac3d53 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1746,6 +1746,16 @@
         }
       }
     },
+    "@types/invariant": {
+      "version": "2.2.29",
+      "resolved": "https://registry.npmjs.org/@types/invariant/-/invariant-2.2.29.tgz",
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+    },
+    "@types/lodash": {
+      "version": "4.14.123",
+      "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.123.tgz",
+      "integrity": "sha512-pQvPkc4Nltyx7G1Ww45OjVqUsJP4UsZm+GWJpigXgkikZqJgRm4c48g027o6tdgubWHwFRF15iFd+Y4Pmqv6+Q=="
+    },
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       "version": "8.5.5",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-8.5.5.tgz",
@@ -1768,6 +1778,14 @@
         "@types/react": "*"
       }
     },
+    "@types/redux": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/@types/redux/-/redux-3.6.0.tgz",
+      "integrity": "sha1-8evh5UEVGAcuT9/KXHbhbnTBOZo=",
+      "requires": {
+        "redux": "*"
+      }
+    },
     "@yarnpkg/lockfile": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@yarnpkg/lockfile/-/lockfile-1.1.0.tgz",
@@ -8281,6 +8299,55 @@
         }
       }
     },
+    "disposables": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/disposables/-/disposables-1.0.2.tgz",
+      "integrity": "sha1-NsamdEdfVaLWkTVnpgFETkh7S24="
+    },
+    "dnd-core": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/dnd-core/-/dnd-core-3.0.2.tgz",
+      "integrity": "sha1-6UdXdiBTHH7jelGM1d3hfQ798PM=",
+      "requires": {
+        "@types/invariant": "^2.2.29",
+        "@types/lodash": "^4.14.107",
+        "@types/node": "^8.10.11",
+        "@types/redux": "^3.6.0",
+        "asap": "^2.0.6",
+        "invariant": "^2.0.0",
+        "lodash": "^4.2.0",
+        "redux": "^4.0.0"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "8.10.48",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.48.tgz",
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+        },
+        "loose-envify": {
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+          "resolved": "https://registry.npmjs.org/loose-envify/-/loose-envify-1.4.0.tgz",
+          "integrity": "sha512-lyuxPGr/Wfhrlem2CL/UcnUc1zcqKAImBDzukY7Y5F/yQiNdko6+fRLevlw1HgMySw7f611UIY408EtxRSoK3Q==",
+          "requires": {
+            "js-tokens": "^3.0.0 || ^4.0.0"
+          }
+        },
+        "redux": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/redux/-/redux-4.0.1.tgz",
+          "integrity": "sha512-R7bAtSkk7nY6O/OYMVR9RiBI+XghjF9rlbl5806HJbQph0LJVHZrU5oaO4q70eUKiqMRqm4y07KLTlMZ2BlVmg==",
+          "requires": {
+            "loose-envify": "^1.4.0",
+            "symbol-observable": "^1.2.0"
+          }
+        },
+        "symbol-observable": {
+          "version": "1.2.0",
+          "resolved": "https://registry.npmjs.org/symbol-observable/-/symbol-observable-1.2.0.tgz",
+          "integrity": "sha512-e900nM8RRtGhlV36KGEU9k65K3mPb1WV70OdjfxlG2EAuM1noi/E/BaW/uMhL7bPEssK8QV57vN3esixjUvcXQ=="
+        }
+      }
+    },
     "dnode": {
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@@ -9804,18 +9871,18 @@
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               "from": "git+https://github.com/ethereumjs/ethereumjs-abi.git",
               "requires": {
-                "bn.js": "^4.11.8",
-                "ethereumjs-util": "^6.0.0"
+                "bn.js": "^4.10.0",
+                "ethereumjs-util": "^5.0.0"
               },
               "dependencies": {
                 "ethereumjs-util": {
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-                  "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-6.1.0.tgz",
-                  "integrity": "sha512-URESKMFbDeJxnAxPppnk2fN6Y3BIatn9fwn76Lm8bQlt+s52TpG8dN9M66MLPuRAiAOIqL3dfwqWJf0sd0fL0Q==",
+                  "version": "5.2.0",
+                  "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.2.0.tgz",
+                  "integrity": "sha512-CJAKdI0wgMbQFLlLRtZKGcy/L6pzVRgelIZqRqNbuVFM3K9VEnyfbcvz0ncWMRNCe4kaHWjwRYQcYMucmwsnWA==",
                   "requires": {
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-                    "ethjs-util": "0.1.6",
+                    "ethjs-util": "^0.1.3",
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@@ -9823,23 +9890,15 @@
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-              "integrity": "sha512-CUnVOQq7gSpDHZVVrQW8ExxUETWrnrvXYvYz55wOU8Uj4VCgw56XC2B/fVqQN+f7gmrnRHSLVnFAwsCuNwji8w==",
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-                "strip-hex-prefix": "1.0.0"
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           }
         },
         "ethereumjs-abi": {
-          "version": "git+https://github.com/ethereumjs/ethereumjs-abi.git#2863c40e0982acfc0b7163f0285d4c56427c7799",
+          "version": "git+https://github.com/ethereumjs/ethereumjs-abi.git#d84a96796079c8595a0c78accd1e7709f2277215",
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-            "bn.js": "^4.11.8"
+            "bn.js": "^4.10.0",
+            "ethereumjs-util": "^5.0.0"
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         },
         "ethereumjs-util": {
@@ -9873,7 +9932,7 @@
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-          "resolved": "https://registry.npmjs.org/babelify/-/babelify-7.3.0.tgz",
+          "resolved": "http://registry.npmjs.org/babelify/-/babelify-7.3.0.tgz",
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@@ -9918,18 +9977,18 @@
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-                "ethereumjs-util": "^6.0.0"
+                "bn.js": "^4.10.0",
+                "ethereumjs-util": "^5.0.0"
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+                  "version": "5.2.0",
+                  "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.2.0.tgz",
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-                    "ethjs-util": "0.1.6",
+                    "ethjs-util": "^0.1.3",
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@@ -9937,15 +9996,6 @@
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@@ -9953,7 +10003,8 @@
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-            "bn.js": "^4.11.8"
+            "bn.js": "^4.10.0",
+            "ethereumjs-util": "^5.0.0"
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         "ethereumjs-util": {
@@ -10122,19 +10173,19 @@
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               "dev": true,
               "requires": {
-                "bn.js": "^4.11.8",
-                "ethereumjs-util": "^6.0.0"
+                "bn.js": "^4.10.0",
+                "ethereumjs-util": "^5.0.0"
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+                  "version": "5.2.0",
+                  "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.2.0.tgz",
+                  "integrity": "sha512-CJAKdI0wgMbQFLlLRtZKGcy/L6pzVRgelIZqRqNbuVFM3K9VEnyfbcvz0ncWMRNCe4kaHWjwRYQcYMucmwsnWA==",
                   "dev": true,
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-                    "ethjs-util": "0.1.6",
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@@ -10142,31 +10193,21 @@
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-          "version": "git+https://github.com/ethereumjs/ethereumjs-abi.git#2863c40e0982acfc0b7163f0285d4c56427c7799",
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@@ -10267,7 +10308,8 @@
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@@ -10576,7 +10618,8 @@
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+            "bn.js": "^4.10.0",
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@@ -13616,7 +13659,7 @@
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@@ -13785,13 +13828,13 @@
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@@ -15292,7 +15335,7 @@
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