Log Message:
Update pear pacakge to 1.9.3.

* Include XML_Util 1.2.1 which should be included from 1.9.0.

Release date: 2011-06-04 23:46 UTC
Release state: stable

Changelog:

* Fixed Bug #17744: Empty changelog causes fatal error in setChangelogentry
  [dufuz]
* Fixed Bug #18340: raiseErro typo [doconnor]
* Fixed Bug #18349: package.xml version not recognized when single quoted
  [dufuz]
* Fixed Bug #18364: date.timezone errors for sh/bat files when TZ is not set
  in php.ini [dufuz]
* Fixed Bug #18388: Parenteses error in REST.php line 232 [dufuz]
* Fixed Bug #18428: invalid preg_match patterns [glen]
* Fixed Bug #18486: REST/10.php does not check error condition [dufuz]
* Fixed a problem in RunTest and code coverage. Correctly register the
  code coverage shutdown function in case we are inside a namespace. [sebastian]
* Fixed a bug with extensions not providing their config.m4 and co in the root
  directory of their pecl package but rather in a sub directory, such as
  xhprof. [dufuz]