dotcloud/docker — pull request #4719 by philips (2014-03-17 17:56:21+00:00)
Title: refactor(libcontainer): rename to CapabilitiesMask

The Capabilities field on libcontainer is actually used as a mask. Rename the
field so that this is more clear.

NOTE: This is completely untested, wanted to make sure @creack agreed
with me first.

Docker-DCO-1.1-Signed-off-by: Brandon Philips (github: philips)