Android: Multiple improvements

- Save/resume state when closing/starting.
 - Error reporting - hopefully can figure out why it's not starting on
   some devices.
 - Reduce startup latency.
 - Add more options and descriptions to settings.

android/app/src/main/res/layout/activity_main.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.coordinatorlayout.widget.CoordinatorLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
@@ -12,16 +11,29 @@
         android:layout_width="match_parent"
         android:theme="@style/AppTheme.AppBarOverlay">
 
-        <androidx.appcompat.widget.Toolbar
-            android:id="@+id/toolbar"
+        <LinearLayout
             android:layout_width="match_parent"
-            android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay" />
+            android:layout_height="match_parent"
+            android:orientation="horizontal">
+
+            <ImageView
+                android:id="@+id/imageView2"
+                android:layout_width="64dp"
+                android:layout_height="match_parent"
+                app:srcCompat="@mipmap/ic_launcher_foreground" />
+
+            <androidx.appcompat.widget.Toolbar
+                android:id="@+id/toolbar"
+                android:layout_width="match_parent"
+                android:layout_height="?attr/actionBarSize"
+                android:background="?attr/colorPrimary"
+                app:popupTheme="@style/AppTheme.PopupOverlay" />
+
+        </LinearLayout>
 
     </com.google.android.material.appbar.AppBarLayout>
 
-    <include layout="@layout/content_main"/>
+    <include layout="@layout/content_main" />
 
     <com.google.android.material.floatingactionbutton.FloatingActionButton
         android:id="@+id/fab_resume"

android/app/src/main/res/layout/content_main.xml

@@ -15,6 +15,5 @@
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintLeft_toLeftOf="parent"
         app:layout_constraintRight_toRightOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-/>
+        app:layout_constraintTop_toTopOf="parent" />
 </androidx.constraintlayout.widget.ConstraintLayout>