Homebrew/homebrew — pull request #31818 by avsm (2014-08-23 11:38:05+00:00)
Title: opam: update to 1.1.2

This switches the build system to a more conventional `make`-based
one. The new rules also unbreak the `--HEAD` installation target
for the forthcoming 1.2.0 release.

Signed-off-by: Anil Madhavapeddy