add some WP project files

cordova/wp/MainPage.xaml

@@ -0,0 +1,45 @@
+<!--
+ Licensed to the Apache Software Foundation (ASF) under one
+ or more contributor license agreements.  See the NOTICE file
+ distributed with this work for additional information
+ regarding copyright ownership.  The ASF licenses this file
+ to you 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. 
+-->
+<phone:PhoneApplicationPage 
+    x:Class="com.bitpay.copay.MainPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:phone="clr-namespace:Microsoft.Phone.Controls;assembly=Microsoft.Phone"
+    xmlns:shell="clr-namespace:Microsoft.Phone.Shell;assembly=Microsoft.Phone"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d" FontFamily="{StaticResource PhoneFontFamilyNormal}"
+    FontSize="{StaticResource PhoneFontSizeNormal}"
+    Foreground="{StaticResource PhoneForegroundBrush}"
+    Background="Black"
+    SupportedOrientations="Portrait" Orientation="Portrait"
+    shell:SystemTray.IsVisible="True" d:DesignHeight="768" d:DesignWidth="480" 
+    xmlns:my="clr-namespace:WPCordovaClassLib">
+    <Grid x:Name="LayoutRoot" Background="Transparent" HorizontalAlignment="Stretch">
+        <Grid.RowDefinitions>
+            <RowDefinition Height="*"/>
+        </Grid.RowDefinitions>
+        <my:CordovaView HorizontalAlignment="Stretch" 
+                   Margin="0,0,0,0"  
+                   x:Name="CordovaView" 
+                   VerticalAlignment="Stretch" />
+    </Grid>
+
+</phone:PhoneApplicationPage>
+