initial android support

moved ios specific code into a subfolder
created an android folder
updated the Install instructions on the readme
bumped the version to 0.2.0

android/src/main/java/com/tradle/react/UdpSocketsModule.java

@@ -0,0 +1,43 @@
+/**
+ *  UdpSocketsModule.java
+ *  react-native-udp
+ *
+ *  Created by Andy Prock on 9/24/15.
+ */
+
+package com.tradle.react;
+
+import com.facebook.react.ReactPackage;
+import com.facebook.react.bridge.JavaScriptModule;
+import com.facebook.react.bridge.NativeModule;
+import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.react.uimanager.ViewManager;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+
+public final class UdpSocketsModule implements ReactPackage {
+
+    @Override
+    public List<NativeModule> createNativeModules(
+            ReactApplicationContext reactContext) {
+        List<NativeModule> modules = new ArrayList<>();
+
+        modules.add(new UdpSockets(reactContext));
+
+        return modules;
+    }
+
+    @Override
+    public List<Class<? extends JavaScriptModule>> createJSModules() {
+        return Collections.emptyList();
+    }
+
+    @Override
+    public List<ViewManager> createViewManagers(
+            ReactApplicationContext reactContext) {
+        return Collections.emptyList();
+    }
+}