Manpages of src:pari in Debian unstable

• gp-2.11(1)
• gp-2.13(1)
• gp-2.15(1)
• gp-2.17(1)
• gp-2.9(1)
• gp(1)
• gphelp(1)
• pari(1)
• tex2mail(1)