Add d3, typescript and parcel dependencies

package.json

@@ -5,5 +5,19 @@
   "main": "src/scripts/index.js",
   "repository": "git@gitlab.pasteur.fr:rplanel/bioviz-js.git",
   "author": "Remi Planel <rplanel@pasteur.fr>",
-  "license": "MIT"
+  "license": "MIT",
+  "scripts": {
+    "serve": "parcel ./src/index.html",
+    "watch": "parcel watch ./src/index.html",
+    "build": "parcel build ./src/index.html"
+  },
+  "devDependencies": {
+    "typescript": "^3.4.1"
+  },
+  "dependencies": {
+    "@types/d3": "^5.7.1",
+    "d3-scale": "^3.0.0",
+    "d3-selection": "^1.4.0",
+    "parcel-bundler": "^1.12.3"
+  }
 }