Make AppCenter only included in debug builds.

Moves Flipper initialization to the same place as AppCenter.

app/src/debug/java/com/majinnaibu/monstercards/init/AppCenterInitializer.java

@@ -0,0 +1,22 @@
+package com.majinnaibu.monstercards.init;
+
+import android.app.Application;
+
+import com.majinnaibu.monstercards.BuildConfig;
+import com.microsoft.appcenter.AppCenter;
+import com.microsoft.appcenter.analytics.Analytics;
+import com.microsoft.appcenter.crashes.Crashes;
+
+public class AppCenterInitializer {
+
+    public static void init(Application app) {
+        if (BuildConfig.APPCENTER_SECRET != null && !"".equals(BuildConfig.APPCENTER_SECRET)) {
+            AppCenter.start(
+                    app,
+                    BuildConfig.APPCENTER_SECRET,
+                    Analytics.class,
+                    Crashes.class
+            );
+        }
+    }
+}

app/src/debug/java/com/majinnaibu/monstercards/init/FlipperInitializer.java

@@ -1,4 +1,4 @@
-package com.majinnaibu.monstercards.utils;
+package com.majinnaibu.monstercards.init;
 
 
 import android.content.Context;