Using cask and ert-runner for tests
Copied .travis.yml from espuds
Added gnu to the sources in Cask
Corrected Cask file
Copied the way of setting load paths for tests from other ert-runner projects
Merge branch 'cask'
Tests for actually setting flycheck-dmd-include-path
Made the file test use only the public API function flycheck-dmd-dub-set-include-path
Removed an emacs version to test from .travis.yml