For #150 - Adds wordmark, menu and private browsing buttons

.gitignore

@@ -71,3 +71,5 @@ gen-external-apklibs
 # End of https://www.gitignore.io/api/android
 
 
+# macOS
+.DS_Store

app/src/main/res/drawable/ic_menu.xml

+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:pathData="M14,6a2,2 0,1 1,-4 0,2 2,0 0,1 4,0zM14,12a2,2 0,1 1,-4 0,2 2,0 0,1 4,0zM12,20a2,2 0,1 0,0 -4,2 2,0 0,0 0,4z"
+      android:fillColor="#0C0C0D"
+      android:fillAlpha=".8"
+      android:fillType="evenOdd"/>
+</vector>

app/src/main/res/drawable/ic_private_browsing.xml

+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:pathData="M17.5,17c-2.1,0 -3.5,-2.5 -5.5,-2.5S8.4,17 6.5,17C3.9,17 2,14.6 2,10.4 2,7.8 2.8,7 6.1,7s4.3,1.4 5.9,1.4c1.6,0 2.6,-1.4 5.9,-1.4 3.3,0 4.1,0.8 4.1,3.4 0,4.2 -1.9,6.6 -4.5,6.6zM7.7,10.2c-2,0.1 -2.9,1.3 -2.9,1.6 0,0.3 1.3,1.1 2.7,1.1 1.3,0 2.9,-0.5 2.9,-0.9 0,-0.5 -0.8,-1.9 -2.7,-1.8zM16.3,10.2c-1.9,-0.1 -2.7,1.3 -2.7,1.8 0,0.4 1.5,0.9 2.9,0.9s2.7,-0.8 2.7,-1.1c-0.1,-0.3 -0.9,-1.5 -2.9,-1.6z"
+      android:fillColor="#0C0C0D"
+      android:fillAlpha=".8"/>
+</vector>

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

@@ -2,16 +2,39 @@
 <!-- This Source Code Form is subject to the terms of the Mozilla Public
    - License, v. 2.0. If a copy of the MPL was not distributed with this
    - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-             xmlns:tools="http://schemas.android.com/tools"
+<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=".home.HomeFragment">
 
-    <!-- TODO: Update blank fragment layout -->
-    <TextView
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:text="@string/hello_blank_fragment"/>
 
-</FrameLayout>
\ No newline at end of file
+    <ImageButton
+            android:id="@+id/menuButton"
+            android:src="@drawable/ic_menu"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:background="?android:attr/selectableItemBackgroundBorderless"
+            app:layout_constraintRight_toRightOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+    <ImageButton
+            android:id="@+id/privateBrowsingButton"
+            android:src="@drawable/ic_private_browsing"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:background="?android:attr/selectableItemBackgroundBorderless"
+            app:layout_constraintRight_toLeftOf="@id/menuButton"
+            app:layout_constraintTop_toTopOf="@id/menuButton" />
+
+    <ImageView
+            android:id="@+id/imageView"
+            android:src="@drawable/ic_logo_wordmark"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="16dp"
+            android:layout_marginTop="42dp"
+            app:layout_constraintLeft_toLeftOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/menuButton" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file