pcp updates: swap fix

[Nathan Scott <nathans@xxxxxxxxxx>]

Changes committed to git://oss.sgi.com/pcp/pcp.git dev

 src/pmdas/linux/pmda.c        |   30 ++++++++++++++----------------
 src/pmdas/linux/proc_vmstat.c |   19 ++++++++++++++++++-
 src/pmdas/linux/proc_vmstat.h |    4 +++-
 3 files changed, 35 insertions(+), 18 deletions(-)

commit 0791fffdf2ad7fe17a1a615a87d92c07b814d632
Author: Nathan Scott <nathans@xxxxxxxxxx>
Date:   Tue Mar 5 17:11:18 2013 +1100

    Minor refinements to Martins' Linux swap (vmstat) fix

commit 5ce93d6a8137a23f410ea7e66864bc745b51de14
Author: Martins Innus <minnus@xxxxxxxxxxx>
Date:   Tue Mar 5 16:42:19 2013 +1100

    Ensure Linux PMDA /proc/vmstat test is always evaluated