Updated Logging interface and interaction.

- Pulled into sperate package
- Added var args to wait out rendering of strings until needed.

src/main/java/org/altbeacon/beacon/Beacon.java

@@ -29,6 +29,7 @@
 import org.altbeacon.beacon.client.BeaconDataFactory;
 import org.altbeacon.beacon.client.NullBeaconDataFactory;
 import org.altbeacon.beacon.distance.DistanceCalculator;
+import org.altbeacon.beacon.logging.LogManager;
 
 import java.util.ArrayList;
 import java.util.Collections;
@@ -295,7 +296,7 @@ public double getDistance() {
                 bestRssiAvailable = mRunningAverageRssi;
             }
             else {
-                BeaconManager.d(TAG, "Not using running average RSSI because it is null");
+                LogManager.d(TAG, "Not using running average RSSI because it is null");
             }
             mDistance = calculateDistance(mTxPower, bestRssiAvailable);
 		}
@@ -421,7 +422,7 @@ public int describeContents() {
      */
     public void writeToParcel(Parcel out, int flags) {
         out.writeInt(mIdentifiers.size());
-        BeaconManager.d(TAG, "serializing identifiers of size "+mIdentifiers.size());
+        LogManager.d(TAG, "serializing identifiers of size %s", mIdentifiers.size());
         for (Identifier identifier: mIdentifiers) {
             out.writeString(identifier == null ? null : identifier.toString());
         }
@@ -453,7 +454,7 @@ protected static Double calculateDistance(int txPower, double bestRssiAvailable)
             return Beacon.getDistanceCalculator().calculateDistance(txPower, bestRssiAvailable);
         }
         else {
-            BeaconManager.e(TAG, "Distance calculator not set.  Distance will bet set to -1");
+            LogManager.e(TAG, "Distance calculator not set.  Distance will bet set to -1");
             return -1.0;
         }
     }

src/main/java/org/altbeacon/beacon/BeaconIntentProcessor.java

@@ -23,29 +23,28 @@
  */
 package org.altbeacon.beacon;
 
+import org.altbeacon.beacon.logging.LogManager;
 import org.altbeacon.beacon.service.MonitoringData;
 import org.altbeacon.beacon.service.RangingData;
 
 import android.annotation.TargetApi;
 import android.app.IntentService;
 import android.content.Intent;
-import android.util.Log;
 
 /**
  * Converts internal intents to notifier callbacks
  */
 @TargetApi(3)
 public class BeaconIntentProcessor extends IntentService {
 	private static final String TAG = "BeaconIntentProcessor";
-	private boolean initialized = false;
 
 	public BeaconIntentProcessor() {
 		super("BeaconIntentProcessor");
 	}
 
 	@Override
 	protected void onHandleIntent(Intent intent) {
-		BeaconManager.d(TAG, "got an intent to process");
+		LogManager.d(TAG, "got an intent to process");
 
 		MonitoringData monitoringData = null;
 		RangingData rangingData = null;
@@ -56,17 +55,17 @@ protected void onHandleIntent(Intent intent) {
 		}
 
 		if (rangingData != null) {
-			BeaconManager.d(TAG, "got ranging data");
+            LogManager.d(TAG, "got ranging data");
             if (rangingData.getBeacons() == null) {
-                BeaconManager.w(TAG, "Ranging data has a null beacons collection");
+                LogManager.w(TAG, "Ranging data has a null beacons collection");
             }
 			RangeNotifier notifier = BeaconManager.getInstanceForApplication(this).getRangingNotifier();
             java.util.Collection<Beacon> beacons = rangingData.getBeacons();
 			if (notifier != null) {
 				notifier.didRangeBeaconsInRegion(beacons, rangingData.getRegion());
 			}
             else {
-                BeaconManager.d(TAG, "but ranging notifier is null, so we're dropping it.");
+                LogManager.d(TAG, "but ranging notifier is null, so we're dropping it.");
             }
             RangeNotifier dataNotifier = BeaconManager.getInstanceForApplication(this).getDataRequestNotifier();
             if (dataNotifier != null) {
@@ -75,10 +74,10 @@ protected void onHandleIntent(Intent intent) {
 
 		}
 		if (monitoringData != null) {
-			BeaconManager.d(TAG, "got monitoring data");
+            LogManager.d(TAG, "got monitoring data");
 			MonitorNotifier notifier = BeaconManager.getInstanceForApplication(this).getMonitoringNotifier();
 			if (notifier != null) {
-				BeaconManager.d(TAG, "Calling monitoring notifier:"+notifier);
+                LogManager.d(TAG, "Calling monitoring notifier: %s", notifier);
 				notifier.didDetermineStateForRegion(monitoringData.isInside() ? MonitorNotifier.INSIDE : MonitorNotifier.OUTSIDE, monitoringData.getRegion());
 				if (monitoringData.isInside()) {
 					notifier.didEnterRegion(monitoringData.getRegion());