Add some patches to the PARI sources

Imported from <a href="http://trac.sagemath.org/sage_trac/ticket/12638">trac #12638</a>.

Diff for the PARI spkg (p0->p3). For review only

Reported by: jdemeyer

Component: packages

CC: 

Report Upstream: Reported upstream. Developers acknowledge bug.

Authors: Jeroen Demeyer

Dependencies: 

Work issues: 

Reviewers: Johan Bosman

Merged in: sage-5.0.beta12

Attachments: <ol><li><a href="http://trac.sagemath.org/sage_trac/attachment/ticket/12638/pari-2.5.1.p3.diff">pari-2.5.1.p3.diff: Diff for the PARI spkg (p0->p3). For review only</a> by jdemeyer at 20120320T13:53:12</li></ol>