component/haproxy: Version up 2.0.20

90 bugs fixed since 2.0.17:

 * 6 major
 * 30 medium
 * 54 minor

See http://www.haproxy.org/bugs/bugs-2.0.17.html
14 jobs for 1.0 in 0 seconds
Status Job ID Name Coverage
  External
passed SlapOS.SlapRunner.ResilienceTest-Master

00:25:10

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:29:44

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python2

10:31:11

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

07:16:59

passed SlapOS.SlapRunner.ResilienceTest-Master

00:26:41

passed SlapOS.SlapRunner.ResilienceTest-Master

00:26:06

passed SlapOS.SlapRunner.ResilienceTest-Master

00:26:36

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:28:34

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:37:49

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:27:47

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:24:05

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python2

14:47:53

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

04:53:55

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

14:27:58