diff --git a/.nuget/DockPanelSuite.nuspec b/.nuget/DockPanelSuite.nuspec
index 7bfa970..16c9ca3 100644
--- a/.nuget/DockPanelSuite.nuspec
+++ b/.nuget/DockPanelSuite.nuspec
@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <package xmlns="http://schemas.microsoft.com/packaging/2011/10/nuspec.xsd">
   <metadata>
-    <version>2.7.0.0</version>
+    <version>3.0.0-alpha</version>
     <authors>Weifen Luo and other contributors</authors>
     <owners>Weifen Luo and other contributors</owners>
     <licenseUrl>http://www.opensource.org/licenses/mit-license.php</licenseUrl>
@@ -16,6 +16,15 @@
     <description>The docking library for .Net Windows Forms development which mimics Visual Studio .Net.</description>
     <summary>The docking library for .Net Windows Forms development which mimics Visual Studio .Net.</summary>
     <releaseNotes>
+April 6, 2013: 3.0.0 Alpha
+1. GitHub #19 Added Visual Studio 2012 Light theme.
+2. GitHub #112 Changed theme related interfaces.
+
+April 6, 2013: 2.8.0 Beta
+1. GitHub #69 Restored multiple UI threads support.
+2. GitHub #82 Fixed dock indicator issue when DockPanel parent form is set to TopMost.
+3. GitHub #91 Changed double-click behavior of FloatWindow.
+
 Sept 5, 2012: 2.7.0
 1. GitHub #11 - Corrected an issue that prevented the docking indicator from being shown when docking a float window while the cursor was in the float window to be docked.
 2. GitHub #16 - Fixed a stack overflow that occurs on Mono at shutdown due to an existing discrepency in Mono's implementation of Control.Dispose().
@@ -53,7 +62,7 @@ Oct 30, 2010: 2.4.0
 3. BUG FIX: [2780774] Sample app layout by code functionality does not fully work and breaks when executed two times in a row.
 4. Middle mouse button click on a Document tab closes the Document that was clicked. (Original code from Ralf Jablonski but modified to close the Document that was clicked)
 </releaseNotes>
-    <copyright>(C) 2007-2012 Weifen Luo and other contributors</copyright>
+    <copyright>(C) 2007-2013 Weifen Luo and other contributors</copyright>
     <language>en-US</language>
     <tags>windows forms docking dockpanel panel</tags>
   </metadata>
diff --git a/WinFormsUI/Properties/AssemblyInfo.cs b/WinFormsUI/Properties/AssemblyInfo.cs
index c9bba06..31a467f 100644
--- a/WinFormsUI/Properties/AssemblyInfo.cs
+++ b/WinFormsUI/Properties/AssemblyInfo.cs
@@ -9,7 +9,7 @@ using System.Diagnostics.CodeAnalysis;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("Weifen Luo")]
 [assembly: AssemblyProduct("DockPanel Suite")]
-[assembly: AssemblyCopyright("Copyright © Weifen Luo and other contributors 2007-2012")]
+[assembly: AssemblyCopyright("Copyright © 2007-2013 Weifen Luo and other contributors 2007-2012")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 [assembly: CLSCompliant(true)]
@@ -18,8 +18,8 @@ using System.Diagnostics.CodeAnalysis;
 
 [assembly: Guid("9d690ef9-ce19-4c69-874c-e24d8eb36aff")]
 
-[assembly: AssemblyVersion("2.7.0.0")]
-[assembly: AssemblyFileVersion("2.7.0.0")]
+[assembly: AssemblyVersion("3.0.0.0")]
+[assembly: AssemblyFileVersion("3.0.0.0")]
 
 [module: SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", Scope = "namespace", Target = "WeifenLuo.WinFormsUI.Docking", MessageId = "Weifen")]
 [module: SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", Scope = "namespace", Target = "WeifenLuo.WinFormsUI.Docking", MessageId = "Luo")]
diff --git a/all.bat b/all.bat
index 0ddf206..9f2315b 100644
--- a/all.bat
+++ b/all.bat
@@ -2,4 +2,4 @@ CALL clean.bat
 CALL release.bat
 CALL clean.bat
 CALL release.net40.bat
-CALL .nuget/nuget.exe pack
\ No newline at end of file
+CALL nuget.bat
\ No newline at end of file
diff --git a/nuget.bat b/nuget.bat
new file mode 100644
index 0000000..4ff01b3
--- /dev/null
+++ b/nuget.bat
@@ -0,0 +1,4 @@
+mkdir .nuget
+cd .nuget
+nuget pack
+cd ..
\ No newline at end of file