Update obm-autoconf role with downloading obm-connector and lightning xpi for TB10, TB17 and TB24
Merge pull request #34 from linagora/obm-autoconf

Update obm-autoconf role with downloading obm-connector and lightning xpi for TB10, TB17 and TB24
Update obm-ui role with downloading the obm-services packages
Merge pull request #35 from linagora/obm-ui

Update obm-ui role with downloading the obm-services packages
Correct "Disable SELinux now" task

Avoid "stderr: setenforce: SELinux is disabled"
when selinux is already disabled