Refactor/ts (#21)

* refactor(ts): add deps

* refactor(ts): add tsconfig

* refactor(rollup): configure ts

package.json

@@ -19,6 +19,9 @@
     "@babel/core": "^7.6.3",
     "@babel/preset-env": "^7.6.3",
     "@babel/preset-react": "^7.6.3",
+    "@types/d3": "^5.7.2",
+    "@types/react": "^16.9.5",
+    "@types/react-dom": "^16.9.1",
     "autoprefixer": "^9.6.4",
     "babel-loader": "^8.0.6",
     "babel-preset-react-app": "^9.0.2",
@@ -38,9 +41,11 @@
     "rollup-plugin-replace": "^2.2.0",
     "rollup-plugin-serve": "^1.0.1",
     "rollup-plugin-terser": "^5.1.2",
+    "rollup-plugin-typescript2": "^0.24.3",
     "rollup-plugin-uglify": "^6.0.3",
     "rollup-plugin-visualizer": "^2.6.0",
     "start-server-and-test": "^1.10.4",
+    "typescript": "^3.6.3",
     "wait-on": "^3.3.0"
   },
   "peerDependencies": {