Clever/drone — pull request #4 by kvigen (2014-06-27 22:28:35+00:00)
Title: Allow publishing from base directory

Some our our respositories have Dockerfiles with commands like ADD . /path. These don't
work if we do - < Dockerfile because the only thing in "." will be the Dockerfile, not
the other things we want. This allows us to support that use case.