Remove unavailable resources + update graphics.

MasterPassword/Java/masterpassword-android/res/drawable/divider20.xml

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-
-<shape xmlns:android="http://schemas.android.com/apk/res/android">
-    <size
-            android:width="20dp"
-            android:height="20dp" />
-</shape>

MasterPassword/Java/masterpassword-android/res/layout/activity_users.xml

@@ -1,30 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<HorizontalScrollView xmlns:android="http://schemas.android.com/apk/res/android"
-                      android:layout_width="match_parent"
-                      android:layout_height="match_parent"
-                      android:layout_gravity="center"
-                      android:fillViewport="true"
-                      android:background="@drawable/background">
-
-    <LinearLayout
-            android:orientation="horizontal"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content">
-
-        <View
-                android:layout_width="match_parent"
-                android:layout_height="0dp" />
-
-        <LinearLayout
-                android:id="@+id/users"
-                android:orientation="horizontal"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:divider="@drawable/divider20"
-                android:showDividers="middle" />
-
-        <View
-                android:layout_width="match_parent"
-                android:layout_height="0dp" />
-    </LinearLayout>
-</HorizontalScrollView>

MasterPassword/Java/masterpassword-android/res/layout/view_user_avatar.xml

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-
-<TextView xmlns:android="http://schemas.android.com/apk/res/android"
-          android:id="@+id/userName"
-          android:layout_width="wrap_content"
-          android:layout_height="wrap_content"
-          android:drawableTop="@drawable/avatar0"
-          android:drawablePadding="8dp"
-          android:text="Robert Lee Mitchell" />

MasterPassword/Java/masterpassword-android/res/values/strings.xml

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <string name="app_name">Master Password</string>
-    <string name="avatar">User Avatar</string>
     <string name="remember">Remember</string>
     <string name="forgetOnClose">Forget on close</string>
     <string name="maskPassword">Hide password</string>