removing a confusing background at conversations, set it dynamically

app/build.gradle

@@ -63,7 +63,7 @@ android {
 }
 
 dependencies {
-    implementation 'com.github.SimpleMobileTools:Simple-Commons:d3fec80827'
+    implementation 'com.github.SimpleMobileTools:Simple-Commons:988f06df1b'
     implementation 'org.greenrobot:eventbus:3.3.1'
     implementation 'com.github.tibbi:IndicatorFastScroll:4524cd0b61'
     implementation 'com.github.tibbi:android-smsmms:33fcaf94d9'

app/src/main/res/layout/item_conversation.xml

@@ -4,7 +4,6 @@
     android:id="@+id/conversation_frame"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:background="@drawable/selector"
     android:clickable="true"
     android:focusable="true">