feeds: report updates differently
feeds: report updates differently

If there are "0 updates" then don't report as such.

Found as http://bear.alienbase.nl/mirrors//alien-kde/ChangeLog.txt
updates don't match the same regex as slackware update entries, so it
reported 0 updates. This is a TODO to improve that regex.

Reported-by: alienBob
Signed-off-by: Vincent Batts <d01a4772f0cffd3f005a7d7f01c59cd104c7a5fe@hashbangbash.com>

vbatts/sl-feeds