Flatten uhabits-android into a single gradle module

uhabits-android/src/main/res/layout/date_picker_dialog.xml

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2013 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="@dimen/date_picker_component_width"
+    android:layout_height="match_parent"
+    android:background="@color/date_picker_view_animator"
+    android:gravity="center"
+    android:orientation="vertical" >
+
+    <LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="@dimen/selected_calendar_layout_height"
+        android:orientation="vertical" >
+
+        <include layout="@layout/date_picker_selected_date" />
+    </LinearLayout>
+
+    <include layout="@layout/date_picker_view_animator" />
+
+    <View
+        android:layout_width="@dimen/date_picker_component_width"
+        android:layout_height="1dip"
+        android:background="@color/line_background" />
+
+    <include layout="@layout/date_picker_done_button" />
+
+</LinearLayout>