libgtksourceviewmm-3_0-0 from openSUSE:12.3 project

需要 standard ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/openSUSE:12.3/standard/openSUSE:12.3.repo
zypper refresh
zypper install libgtksourceviewmm-3_0-0