Let Android dispatcher use main thread

This enables use of the main thread as the dispatcher thread if the calling
thread is not a dispatcher thread.

This closes #2

jq/build.gradle

@@ -2,7 +2,7 @@ apply plugin: 'com.android.library'
 apply plugin: 'com.github.dcendents.android-maven'
 apply plugin: 'com.jfrog.bintray'
 
-version = '1.0.0' // Change this to match your version number
+version = '1.0.1'
 
 android {
     compileSdkVersion 23
@@ -11,14 +11,10 @@ android {
     defaultConfig {
         minSdkVersion 1
         targetSdkVersion 23
-        versionCode 1
-        versionName "1.0"
+        versionCode 2
+        versionName "1.0.1"
     }
     buildTypes {
-//        release {
-//            minifyEnabled false
-//            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
-//        }
     }
 }
 
@@ -45,7 +41,6 @@ task javadoc(type: Javadoc) {
 task javadocJar(type: Jar, dependsOn: javadoc) {
     classifier = 'javadoc'
     from javadoc.destinationDir
-//    options.encoding = 'UTF-8'
 }
 
 artifacts {
@@ -67,6 +62,6 @@ bintray {
         websiteUrl = siteUrl
         vcsUrl = gitUrl
         licenses = ["Apache-2.0"]
-        //publish = true
+        publish = true
     }
 }

jq/src/main/java/se/code77/jq/config/Config.java

@@ -115,7 +115,8 @@ protected Config(boolean monitorUnterminated) {
     public final boolean monitorUnterminated;
 
     /**
-     * Create a dispatcher capable of dispatching events to the current thread
+     * Create a dispatcher capable of dispatching events to the current thread;
+     * or if the current thread does not implement an event loop, to another thread that does.
      * @return Dispatcher
      */
     public abstract Dispatcher createDispatcher();

jq/src/main/java/se/code77/jq/config/android/AndroidConfig.java

@@ -3,6 +3,7 @@
 
 import se.code77.jq.config.Config;
 import android.os.Handler;
+import android.os.Looper;
 import android.util.Log;
 
 public class AndroidConfig extends Config {
@@ -11,7 +12,17 @@ public AndroidConfig(boolean monitorUnterminated) {
     }
 
     public static class AndroidDispatcher implements Dispatcher {
-        protected final Handler mHandler = new Handler();
+        protected final Handler mHandler;
+
+        public AndroidDispatcher() {
+            Looper looper = Looper.myLooper();
+
+            if (looper == null) {
+                looper = Looper.getMainLooper();
+            }
+
+            mHandler = new Handler(looper);
+        }
 
         @Override
         public void dispatch(Runnable r) {