build: Update HHVM for Travis to 3.12
authorTimo Tijhof <krinklemail@gmail.com>
Wed, 22 Feb 2017 01:06:07 +0000 (17:06 -0800)
committerTimo Tijhof <krinklemail@gmail.com>
Wed, 22 Feb 2017 01:07:57 +0000 (17:07 -0800)
commit67737a267f453bf1cd918276a199378b080ae2a0
tree8a860c04057a034d5b32e2ef938440c8c49749cc
parent899429af26e19ea00159977b0219b7afaac766c4
build: Update HHVM for Travis to 3.12

Travis defaults 'hhvm' to 3.6.6 for back-compat, however newer
versions are available. The latest supported version on Travis is 3.12,
per <https://docs.travis-ci.com/user/languages/php#HHVM-versions>.
This also matches the version currently used in wmf production.

Bug: T75175
Change-Id: I1c562f61acf83aa7f558b2e11a6af81d13523dea
.travis.yml