Prepare push to trunk. Now working on version 2.2.23.

ChangeLog

Index: ChangeLog
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index 8b58faa1832a18811e5818683b27cc4262a4f4c1..c29c71764f287c4fc9c477f25af75e6f167da0ca 100644
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+++ b/ChangeLog
@@ -1,3 +1,15 @@
+2010-07-05: Version 2.2.22
+
+        Added ES5 Object.isExtensible and Object.preventExtensions.
+
+        Enabled building V8 as a DLL.
+
+        Fixed a bug in date code where -0 was not interpreted as 0
+        (issue 736).
+
+        Performance improvements on all platforms.
+
+
 2010-06-30: Version 2.2.21
 
         Fix bug in externalizing some ASCII strings (Chromium issue 47824).
@@ -13,18 +25,21 @@
         Provide actual breakpoints locations in response to setBreakpoint
         and listBreakpoints requests.
 
+
 2010-06-28: Version 2.2.20
+
         Fix bug with for-in on x64 platform (issue 748).
 
         Fix crash bug on x64 platform (issue 756).
-        
+
         Fix bug in Object.getOwnPropertyNames. (chromium issue 41243).
 
-        Fix a bug on ARM  that caused the result of 1 << x to be 
+        Fix a bug on ARM that caused the result of 1 << x to be
         miscalculated for some inputs.
 
         Performance improvements on all platforms.
 
+
 2010-06-23: Version 2.2.19
 
         Fix bug that causes the build to break when profillingsupport=off
@@ -64,11 +79,11 @@
 
 2010-06-09: Version 2.2.16
 
-        Removed the SetExternalStringDiposeCallback API. Changed the 
+        Removed the SetExternalStringDiposeCallback API. Changed the
         disposal of external string resources to call a virtual Dispose
         method on the resource.
 
-        Added support for more precise break points when debugging and 
+        Added support for more precise break points when debugging and
         stepping.
 
         Memory usage improvements on all platforms.