diff --git a/package-lock.json b/package-lock.json
index 8e6aec6..1d3e162 100644
--- a/package-lock.json
+++ b/package-lock.json
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-      "integrity": "sha1-99bBcxYwqfnw1NNe0fli4gdKF2Q="
+      "integrity": "sha1-99bBcxYwqfnw1NNe0fli4gdKF2Q=",
+      "dev": true
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-      "integrity": "sha1-92hxvl72bdt/j440eOzDdMJ9bco="
+      "integrity": "sha1-92hxvl72bdt/j440eOzDdMJ9bco=",
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-      "integrity": "sha1-9Ad53xoQGHK7UQo9KV4fzPFHIC8="
+      "integrity": "sha1-9Ad53xoQGHK7UQo9KV4fzPFHIC8=",
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-      "integrity": "sha1-lCg191Dk7GGjCOYMLvjMEBEgLvw="
+      "integrity": "sha1-lCg191Dk7GGjCOYMLvjMEBEgLvw=",
+      "dev": true
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+      "integrity": "sha1-S5BvZw5aljqHt2sOFolkM0G2Ajw=",
+      "dev": true
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-      "integrity": "sha1-p1Xqe8Gt/MWjHOfnYtuq3F5jZEQ="
+      "integrity": "sha1-p1Xqe8Gt/MWjHOfnYtuq3F5jZEQ=",
+      "dev": true
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-      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
+      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
+      "dev": true
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-      "integrity": "sha1-x3B5zJHU76x3W+EDS/LSQ/lebwg="
+      "integrity": "sha1-x3B5zJHU76x3W+EDS/LSQ/lebwg=",
+      "dev": true
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@@ -4595,6 +4603,7 @@
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       "integrity": "sha1-37SqTRCF4zvbYcLe6cgOnGwZ9Ts=",
+      "dev": true,
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@@ -4618,7 +4627,8 @@
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+      "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==",
+      "dev": true
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@@ -4644,7 +4654,8 @@
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-      "integrity": "sha1-9ftqlJlq2ejjdh+/vQkfH8qMToI="
+      "integrity": "sha1-9ftqlJlq2ejjdh+/vQkfH8qMToI=",
+      "dev": true
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@@ -4714,7 +4725,8 @@
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-      "integrity": "sha1-bghLvJIGH7sJcexYts5tQE4k2mk="
+      "integrity": "sha1-bghLvJIGH7sJcexYts5tQE4k2mk=",
+      "dev": true
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@@ -4757,7 +4769,8 @@
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-      "integrity": "sha1-caUMhCnfync8kqOQpKA7OfzVHT4="
+      "integrity": "sha1-caUMhCnfync8kqOQpKA7OfzVHT4=",
+      "dev": true
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@@ -4849,7 +4862,8 @@
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-      "integrity": "sha1-muAXbzKCtlRXoZks2whPil+DPjs="
+      "integrity": "sha1-muAXbzKCtlRXoZks2whPil+DPjs=",
+      "dev": true
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@@ -4860,7 +4874,8 @@
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-      "integrity": "sha1-WgP6HqkazopusMfNdw64bWXIvvs="
+      "integrity": "sha1-WgP6HqkazopusMfNdw64bWXIvvs=",
+      "dev": true
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-      "integrity": "sha1-GZTfLTr0gR3lmmcUk0wrIpJzRRg="
+      "integrity": "sha1-GZTfLTr0gR3lmmcUk0wrIpJzRRg=",
+      "dev": true
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@@ -5583,9 +5599,9 @@
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-      "resolved": "https://registry.npmjs.org/mobx/-/mobx-3.3.2.tgz",
-      "integrity": "sha1-6RKp98grLfafGr5lFeyqVRgooCQ="
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/mobx/-/mobx-3.3.3.tgz",
+      "integrity": "sha1-j6fbZL6S9f29rr9uxE2F5mSyDCI="
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@@ -6056,6 +6072,7 @@
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       "integrity": "sha1-gRLYhHExnyerrk1klksSL+ThuJA=",
+      "dev": true,
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@@ -8565,9 +8582,9 @@
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-      "resolved": "https://registry.npmjs.org/react/-/react-16.1.1.tgz",
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+      "version": "16.2.0",
+      "resolved": "https://registry.npmjs.org/react/-/react-16.2.0.tgz",
+      "integrity": "sha512-ZmIomM7EE1DvPEnSFAHZn9Vs9zJl5A9H7el0EGTE6ZbW9FKe/14IYAlPbC8iH25YarEQxZL+E8VW7Mi7kfQrDQ==",
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@@ -8876,9 +8893,9 @@
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-      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-16.1.1.tgz",
-      "integrity": "sha512-q06jiwST8SEPAMIEkAsu7BgynEZtqF87VrTc70XsW7nxVhWEu2Y4MF5UfxxHQO/mNtQHQWP0YcFxmwm9oMrMaQ==",
+      "version": "16.2.0",
+      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-16.2.0.tgz",
+      "integrity": "sha512-zpGAdwHVn9K0091d+hr+R0qrjoJ84cIBFL2uU60KvWBPfZ7LPSrfqviTxGHWN0sjPZb2hxWzMexwrvJdKePvjg==",
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@@ -8934,18 +8951,6 @@
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-    "react-markdown": {
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-      "resolved": "https://registry.npmjs.org/react-markdown/-/react-markdown-3.0.2.tgz",
-      "integrity": "sha512-3b/fg6vviyTnAqlWPNcNm5FlPFVeXOroaUnhmo+bAxeAD8Njx65Ztr48ihmZSxr+2DEGRtew2TesfkKED81kkQ==",
-      "requires": {
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-        "remark-parse": "4.0.0",
-        "unified": "6.1.6",
-        "unist-util-visit": "1.2.0",
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@@ -9213,6 +9218,7 @@
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+      "dev": true,
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@@ -9289,7 +9295,8 @@
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-      "integrity": "sha1-jcrkcOHIirwtYA//Sndihtp15jc="
+      "integrity": "sha1-jcrkcOHIirwtYA//Sndihtp15jc=",
+      "dev": true
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@@ -9303,7 +9310,8 @@
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-      "integrity": "sha1-3mMSg3P8v3w8z6TeWkgMRaZ5WOs="
+      "integrity": "sha1-3mMSg3P8v3w8z6TeWkgMRaZ5WOs=",
+      "dev": true
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@@ -9478,11 +9486,6 @@
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-    "scryptsy": {
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-      "resolved": "https://registry.npmjs.org/scryptsy/-/scryptsy-2.0.0.tgz",
-      "integrity": "sha1-Jiw28CMc+nZU4jY/o5TNLexm83g="
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       "resolved": "https://registry.npmjs.org/semver/-/semver-5.4.1.tgz",
@@ -9752,7 +9755,8 @@
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-      "integrity": "sha1-0g+aYWu08MO5i5GSLSW2QKorxCU="
+      "integrity": "sha1-0g+aYWu08MO5i5GSLSW2QKorxCU=",
+      "dev": true
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     "statuses": {
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@@ -10284,7 +10288,8 @@
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-      "integrity": "sha1-WFhUf2spB1fulczMZm+1AITEYN0="
+      "integrity": "sha1-WFhUf2spB1fulczMZm+1AITEYN0=",
+      "dev": true
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     "trim-newlines": {
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@@ -10301,12 +10306,14 @@
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-      "integrity": "sha1-eu+7eAjfnWafbaLkOMrIxGradoQ="
+      "integrity": "sha1-eu+7eAjfnWafbaLkOMrIxGradoQ=",
+      "dev": true
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       "resolved": "https://registry.npmjs.org/trough/-/trough-1.0.1.tgz",
-      "integrity": "sha1-qf2LA5Swro//guBjOgo2zK1bX4Y="
+      "integrity": "sha1-qf2LA5Swro//guBjOgo2zK1bX4Y=",
+      "dev": true
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@@ -10433,6 +10440,7 @@
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       "integrity": "sha1-a5qu379z3xdWrZ4xbdmBiFhAzX0=",
+      "dev": true,
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@@ -10442,6 +10450,7 @@
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+      "dev": true,
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@@ -10485,7 +10494,8 @@
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-      "integrity": "sha1-DDEmKeP5YMZukx6BLT2A53AQlHs="
+      "integrity": "sha1-DDEmKeP5YMZukx6BLT2A53AQlHs=",
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     "unist-util-modify-children": {
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@@ -10500,6 +10510,7 @@
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       "integrity": "sha1-WoXBVV/BugwQG4ZwfRXlD6TIcbs=",
+      "dev": true,
       "requires": {
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@@ -10507,12 +10518,14 @@
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-      "integrity": "sha1-PMvcU2ee7W7PN3fdf14yKcG2qjw="
+      "integrity": "sha1-PMvcU2ee7W7PN3fdf14yKcG2qjw=",
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     "unist-util-visit": {
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+      "dev": true,
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@@ -10648,6 +10661,7 @@
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+      "dev": true,
       "requires": {
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@@ -10658,12 +10672,14 @@
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-      "integrity": "sha1-02dcWch3SY5JK0dW/2Xkrxp1IlU="
+      "integrity": "sha1-02dcWch3SY5JK0dW/2Xkrxp1IlU=",
+      "dev": true
     },
     "vfile-message": {
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       "resolved": "https://registry.npmjs.org/vfile-message/-/vfile-message-1.0.0.tgz",
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+      "dev": true,
       "requires": {
         "unist-util-stringify-position": "1.1.1"
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@@ -10989,12 +11005,14 @@
     "x-is-function": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/x-is-function/-/x-is-function-1.0.4.tgz",
-      "integrity": "sha1-XSlNw9Joy90GJYDgxd93o5HR+h4="
+      "integrity": "sha1-XSlNw9Joy90GJYDgxd93o5HR+h4=",
+      "dev": true
     },
     "x-is-string": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/x-is-string/-/x-is-string-0.1.0.tgz",
-      "integrity": "sha1-R0tQhlrzpJqcRlfwWs0UVFj3fYI="
+      "integrity": "sha1-R0tQhlrzpJqcRlfwWs0UVFj3fYI=",
+      "dev": true
     },
     "xml-char-classes": {
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@@ -11010,7 +11028,8 @@
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       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
+      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+      "dev": true
     },
     "y18n": {
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diff --git a/package.json b/package.json
index dfdc5bd..2811915 100644
--- a/package.json
+++ b/package.json
@@ -20,18 +20,17 @@
     "test": "echo \"WARN: npm run test skipped\""
   },
   "dependencies": {
-    "@parity/api": "2.1.x",
+    "@parity/api": "2.1.5",
     "codemirror": "5.32.0",
-    "keycode": "^2.1.9",
-    "mobx": "^3.3.2",
+    "keycode": "2.1.9",
+    "mobx": "3.3.3",
     "mobx-react": "^4.3.5",
-    "react": "16.1.1",
+    "react": "16.2.0",
     "react-codemirror2": "3.0.7",
-    "react-dom": "16.1.1",
+    "react-dom": "16.2.0",
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     "react-event-listener": "^0.5.1",
     "react-inspector": "2.2.1",
-    "react-markdown": "3.0.2",
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