Document running example server and move server directory.

.npmignore

@@ -2,3 +2,4 @@ ios/FastImage/Libraries/SDWebImage/.git*
 ios/FastImage/Libraries/SDWebImage/Examples
 ios/FastImage/Libraries/SDWebImage/Tests
 example
+server

example/README.md

@@ -0,0 +1,23 @@
+# FastImage Example
+
+FastImage example app showing usage and comparing against `Image`.
+
+## Running FastImage Example
+
+```bash
+git clone https://github.com/DylanVann/react-native-fast-image
+cd react-native-fast-image
+yarn
+
+# Starting the image server.
+cd server
+yarn
+yarn start
+
+# In another terminal.
+
+# Starting the example app.
+cd example
+yarn
+react-native run-ios
+```