Update dependencies

package.json

@@ -21,18 +21,18 @@
   "dependencies": {
     "@fortawesome/fontawesome": "1.1.8",
     "@fortawesome/fontawesome-free-solid": "5.0.13",
-    "ajv": "6.5.3",
+    "ajv": "6.12.0",
     "brace": "0.11.1",
     "javascript-natural-sort": "0.7.1",
-    "jest": "23.5.0",
-    "lodash": "4.17.10",
-    "mitt": "1.1.3",
-    "prop-types": "15.6.2",
+    "jest": "24.9.0",
+    "lodash": "4.17.15",
+    "mitt": "1.2.0",
+    "prop-types": "15.7.2",
     "react-hammerjs": "1.0.1"
   },
   "peerDependencies": {
-    "react": "^16.0.0",
-    "react-dom": "^16.0.0"
+    "react": "^16.12.0",
+    "react-dom": "^16.12.0"
   },
   "devDependencies": {
     "babel-cli": "6.26.0",
@@ -42,21 +42,21 @@
     "babel-plugin-transform-react-jsx": "6.24.1",
     "babel-preset-env": "1.7.0",
     "console.table": "0.10.0",
-    "cpy-cli": "2.0.0",
-    "css-loader": "1.0.0",
-    "node-sass-chokidar": "1.3.3",
-    "npm-run-all": "4.1.3",
-    "preact": "8.3.1",
-    "preact-compat": "3.18.3",
+    "cpy-cli": "3.1.0",
+    "css-loader": "3.4.2",
+    "node-sass-chokidar": "1.4.0",
+    "npm-run-all": "4.1.5",
+    "preact": "10.3.2",
+    "preact-compat": "3.19.0",
     "react": "16.4.2",
     "react-dom": "16.4.2",
-    "react-scripts": "1.1.4",
-    "rollup": "0.64.1",
-    "rollup-plugin-babel": "3.0.7",
-    "rollup-plugin-commonjs": "9.1.5",
-    "rollup-plugin-node-resolve": "3.3.0",
-    "rollup-plugin-postcss": "1.6.2",
-    "svg-url-loader": "2.3.2"
+    "react-scripts": "3.4.0",
+    "rollup": "1.31.1",
+    "rollup-plugin-babel": "4.3.3",
+    "rollup-plugin-commonjs": "10.1.0",
+    "rollup-plugin-node-resolve": "5.2.0",
+    "rollup-plugin-postcss": "2.1.1",
+    "svg-url-loader": "4.0.0"
   },
   "scripts": {
     "start": "npm-run-all -p watch-css start-js",
@@ -71,5 +71,17 @@
     "build": "npm-run-all build-css copy-css-lib build-js-lib build-js-bundle build-js-minimalist",
     "test": "react-scripts test --env=jsdom",
     "eject": "react-scripts eject"
+  },
+  "browserslist": {
+    "production": [
+      ">0.2%",
+      "not dead",
+      "not op_mini all"
+    ],
+    "development": [
+      "last 1 chrome version",
+      "last 1 firefox version",
+      "last 1 safari version"
+    ]
   }
 }