Log Message:
Update ruby193-base package (and related) to 1.9.3-p392.
Security problem of CVE-2013-0269 was already handled but REXML security
problem is fixed by this package.

Now Ruby 1.9.3-p392 is released. I apologize for updating too frequently.

This release includes security fixes about bundled JSON and REXML.

* Denial of Service and Unsafe Object Creation Vulnerability in JSON
  (CVE-2013-0269)
* Entity expansion DoS vulnerability in REXML (XML bomb)

And some small bugfixes are also included.