Add status information to show disk usage

This will show the status like:
for critical usage:
  CRITICAL: 4% used (4GB out of 100GB):mounts:
        (CRITICAL : <critical list> followed by WARNING
          if any followed by OK

for disk status "WARNING":
  WARNING: 4% used (4GB out of 100GB):mounts:
        (WARNING if any followed by OK

for disk status "OK":
  OK: 4% used (4GB out of 100GB):mounts:(<mounts>)

Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=1081495
Change-Id: I9dbda7a5d6ea992ba73acce2174e6d66f2e16066
Signed-off-by: Timothy Asir <tjeyasin@redhat.com>
Reviewed-on: http://review.gluster.org/7936
Tested-by: Timothy Asir <tim.gluster@gmail.com>
Reviewed-by: Sahina Bose <sabose@redhat.com>

0 files changed, 0 insertions, 0 deletions