Update AssemblyInfo and build.ps1 to version 49.0.1

Not absolutely required as the build would be generated with those versions when tagged, less confusing for outsiders though

Author: amaitland

CefSharp/Properties/AssemblyInfo.cs

@@ -34,8 +34,8 @@ public static class AssemblyInfo
         public const bool ComVisible = false;
         public const string AssemblyCompany = "The CefSharp Authors";
         public const string AssemblyProduct = "CefSharp";
-        public const string AssemblyVersion = "49.0.0";
-        public const string AssemblyFileVersion = "49.0.0.0";
+        public const string AssemblyVersion = "49.0.1";
+        public const string AssemblyFileVersion = "49.0.1.0";
         public const string AssemblyCopyright = "Copyright © The CefSharp Authors 2010-2016";
         public const string CefSharpCoreProject = "CefSharp.Core, PublicKey=" + PublicKey;
         public const string CefSharpBrowserSubprocessProject = "CefSharp.BrowserSubprocess, PublicKey=" + PublicKey;

build.ps1

@@ -3,9 +3,9 @@ param(
     [Parameter(Position = 0)] 
     [string] $Target = "vs2013",
     [Parameter(Position = 1)]
-    [string] $Version = "49.0.0",
+    [string] $Version = "49.0.1",
     [Parameter(Position = 2)]
-    [string] $AssemblyVersion = "49.0.0",
+    [string] $AssemblyVersion = "49.0.1",
     [Parameter(Position = 3)]
     [string] $RedistVersion = "3.2623.1401"
 )