Add XML doc comments

nuget/SQLite-net/SQLite-net.csproj

@@ -26,14 +26,17 @@
     <DefineConstants>TRACE;DEBUG;USE_SQLITEPCL_RAW USE_NEW_REFLECTION_API NO_CONCURRENT</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <DocumentationFile>bin\Debug\SQLite-net.xml</DocumentationFile>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType></DebugType>
     <Optimize>true</Optimize>
     <OutputPath>bin\Release\</OutputPath>
     <DefineConstants>TRACE;USE_SQLITEPCL_RAW USE_NEW_REFLECTION_API NO_CONCURRENT</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <DocumentationFile>bin\Release\SQLite-net.xml</DocumentationFile>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="..\..\src\AssemblyInfo.cs">

sqlite-net-pcl.nuspec

@@ -24,5 +24,6 @@
   <files>
     <file src="nuget/SQLite-net/bin/Release/SQLite-net.dll" target="lib\portable-net45+wp8+wpa81+win8+MonoAndroid10+MonoTouch10+Xamarin.iOS10" />
     <file src="nuget/SQLite-net/bin/Release/SQLite-net.dll.mdb" target="lib\portable-net45+wp8+wpa81+win8+MonoAndroid10+MonoTouch10+Xamarin.iOS10" />
+    <file src="nuget/SQLite-net/bin/Release/SQLite-net.xml" target="lib\portable-net45+wp8+wpa81+win8+MonoAndroid10+MonoTouch10+Xamarin.iOS10" />
   </files>
 </package>

src/SQLite.cs

@@ -61,6 +61,8 @@ using Sqlite3DatabaseHandle = System.IntPtr;
 using Sqlite3Statement = System.IntPtr;
 #endif
 
+#pragma warning disable 1591 // XML Doc Comments
+
 namespace SQLite
 {
 	public class SQLiteException : Exception

src/SQLiteAsync.cs

@@ -1,5 +1,5 @@
 //
-// Copyright (c) 2012-2015 Krueger Systems, Inc.
+// Copyright (c) 2012-2016 Krueger Systems, Inc.
 // 
 // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to deal
@@ -28,6 +28,8 @@ using System.Linq.Expressions;
 using System.Threading;
 using System.Threading.Tasks;
 
+#pragma warning disable 1591 // XML Doc Comments
+
 namespace SQLite
 {
 	public partial class SQLiteAsyncConnection