[ShareLocation] Initial "read data from db" logic

Added some base GoogleMap widget logic and a way to listen to ones own
location updates. In future this needs to be extended with a way to
listen to the updates of other users.

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

@@ -0,0 +1,69 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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"
+    android:layout_height="match_parent"
+    tools:context=".ShareLocationActivity">
+
+    <androidx.fragment.app.FragmentContainerView
+        android:id="@+id/map"
+        android:name="com.google.android.gms.maps.SupportMapFragment"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintBottom_toTopOf="@id/share_location_info_box"/>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/share_location_info_box"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        app:layout_constraintBottom_toBottomOf="parent">
+
+        <ImageView
+            android:id="@+id/share_location_info_user_icon"
+            android:layout_width="40dp"
+            android:layout_height="40dp"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"/>
+
+        <TextView
+            android:id="@+id/share_location_info_title"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:layout_constraintTop_toTopOf="parent"
+            android:textStyle="bold"
+            tools:text="@string/share_location_info_title"/>
+
+        <TextView
+            android:id="@+id/share_location_info_location"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:layout_constraintTop_toBottomOf="@id/share_location_info_title"
+            tools:text="@string/share_location_info_location"/>
+
+        <TextView
+            android:id="@+id/share_location_info_altitude"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:layout_constraintTop_toBottomOf="@id/share_location_info_location"
+            tools:text="@string/share_location_info_altitude"/>
+
+        <TextView
+            android:id="@+id/share_location_info_speed"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:layout_constraintTop_toBottomOf="@id/share_location_info_altitude"
+            tools:text="@string/share_location_info_speed"/>
+
+        <TextView
+            android:id="@+id/share_location_info_timestamp"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:layout_constraintTop_toBottomOf="@id/share_location_info_speed"
+            tools:text="@string/share_location_info_timestamp"/>
+
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</androidx.constraintlayout.widget.ConstraintLayout>