update hack+hhvm version numbers
commitaccb12adbc695443cb0521462494ab9dc2fc1f2f
authorFred Emmott <fe@fb.com>
Thu, 24 Jan 2019 23:20:28 +0000 (24 15:20 -0800)
committerHhvm Bot <hhvm-bot@users.noreply.github.com>
Thu, 24 Jan 2019 23:23:28 +0000 (24 15:23 -0800)
treeb018a3e5e6372ebd28cce196175450de5a697bcd
parent3fb1534fba2a8053bb28fb1401fd5d1ebe9d64c0
update hack+hhvm version numbers

Summary: 4.0, as removal of PHP support is a significantly larger BC break than we've done before :)

Reviewed By: kmeht, alexeyt

Differential Revision: D13365347

fbshipit-source-id: 5ee7c3fc42b7aa873f49d2c2e99536d141c3bd6a
hphp/hack/src/options/forwardCompatibilityLevel.ml
hphp/hack/src/options/forwardCompatibilityLevel.mli
hphp/runtime/version.h