i4l-isdnlog from openSUSE:Leap:42.1 project

需要 standard ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/openSUSE:Leap:42.1/standard/openSUSE:Leap:42.1.repo
zypper refresh
zypper install i4l-isdnlog