Update version of Caja

Description
This release includes:
* Fixes error message when attempting to tame a cross-frame function.
* UMP workaround for browsers that implement only CORS
* Handle '--' in html rendering differently from xml
* Fixes bug around masking inherited read-only properties.
* Remove unnecessary repeated checks in es53
* Changes String(name) to ''+name in Object.prototype.m___
* Fixes deletion bug around delete x[{valueOf:fn(){return 'a'}}]
* Check globals do not end with double underscore (__)
* fix es53 debugging in webkit-based browsers
* Fix bug in call to .f___ in Array.forEach
* Canvas support on IE
* make ; optional after do-while
* Improved handling of content-type and module url resolution
* Fixes getPrototypeOf on IE, removes weakness in def().
* fix html_sanitize('<a\n')

[plindner1, 2011-05-28 00:04:21]

lgtm

-- At some point we should probably coordinate the version of caja used here and
the version specified in closure compiler's pom...

[jas_nagras.com, 2011-05-28 00:26:19]

On Fri, May 27, 2011 at 5:04 PM, <plindner@google.com> wrote:

> lgtm
>
> -- At some point we should probably coordinate the version of caja used
> here and the version specified in closure compiler's pom...


+1  There've not been any changes in the jsonml api.  How does maven handle
it when there's more than one version of a library transitively requested?


>
>
> http://codereview.appspot.com/4561046/
>