Updated Jabit and fixed the update of the "unread messages" badge

app/build.gradle

@@ -36,12 +36,13 @@ android {
     }
 }
 
-ext.jabitVersion = '2.0.3'
+ext.jabitVersion = '2.0.4'
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
     compile 'com.android.support:appcompat-v7:25.0.0'
     compile 'com.android.support:support-v4:25.0.0'
     compile 'com.android.support:design:25.0.0'
+    compile 'com.android.support.constraint:constraint-layout:1.0.0-beta1'
 
     compile "ch.dissem.jabit:jabit-core:$jabitVersion"
     compile "ch.dissem.jabit:jabit-networking:$jabitVersion"
@@ -72,7 +73,6 @@ dependencies {
 
     testCompile 'junit:junit:4.12'
     testCompile 'org.mockito:mockito-core:1.10.19'
-    compile 'com.android.support.constraint:constraint-layout:1.0.0-alpha9'
 }
 
 idea.module {

app/src/main/java/ch/dissem/apps/abit/MainActivity.java

@@ -452,6 +452,7 @@ public class MainActivity extends AppCompatActivity
                 } else {
                     ((PrimaryDrawerItem) item).withBadge((String) null);
                 }
+                drawer.updateItem(item);
             }
         }
     }