Adding readme.

README.md

@@ -0,0 +1,29 @@
+# COG-Explorer
+
+This is the repository for the COG-Explorer app.
+
+## Setup
+
+To set everything up run:
+
+    npm install
+
+## Building
+
+To build the application bundle run:
+
+    npm run build
+
+The bundle is now available in the `dist` directory.
+
+## Deployment
+
+To deploy the app on github pages first commit the built bundle:
+
+    git commit dist/ -m "Updating bundle."
+
+Now run this command to deploy on github pages:
+
+    npm run deploy
+
+Note: the `gh-pages` branch must be present and you have to have write access to your remote.