Last modified: 2013-08-19 20:50:33 UTC
A Lao web font is needed. Several Free fonts are available here: http://www.google.com/fonts/earlyaccess (Search the page for Lao.) Phetsarath is the font that is recommended on the main page of the Lao Wikipedia, so it can probably be added. Noto Sans Lao is probably good, too.
Change 79838 had a related patch set uploaded by KartikMistry: Add a Lao web font https://gerrit.wikimedia.org/r/79838
Change 79838 merged by jenkins-bot: Add a Lao web font https://gerrit.wikimedia.org/r/79838