updates app name, fixes first camera access

app/src/main/res/menu/menu_main.xml

@@ -1,7 +1,7 @@
 <menu 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"
-    tools:context="com.example.bump.MainActivity">
+    tools:context="com.maenle.bump.MainActivity">
     <item
         android:id="@+id/action_settings"
         android:orderInCategory="100"

app/src/main/res/navigation/nav_graph.xml

@@ -7,7 +7,7 @@
 
     <fragment
         android:id="@+id/FirstFragment"
-        android:name="com.example.bump.FirstFragment"
+        android:name="com.maenle.bump.FirstFragment"
         android:label="@string/first_fragment_label"
         tools:layout="@layout/fragment_first">
 
@@ -17,7 +17,7 @@
     </fragment>
     <fragment
         android:id="@+id/SecondFragment"
-        android:name="com.example.bump.SecondFragment"
+        android:name="com.maenle.bump.SecondFragment"
         android:label="@string/second_fragment_label"
         tools:layout="@layout/fragment_second">
 
@@ -27,7 +27,7 @@
     </fragment>
     <fragment
         android:id="@+id/CameraFragment"
-        android:name="com.example.bump.CameraFragment"
+        android:name="com.maenle.bump.CameraFragment"
         android:label="@string/camera_fragment_label"
         tools:layout="@layout/fragment_camera">
 

app/src/main/res/values/strings.xml

@@ -1,5 +1,5 @@
 <resources>
-    <string name="app_name">Bump for Android</string>
+    <string name="app_name">Bump</string>
     <string name="action_settings">Settings</string>
     <!-- Strings used for fragments for navigation -->
     <string name="first_fragment_label">First Fragment</string>