Fixes pulling a few dependencies from GOPATH

```
% glide -q list

...

GOPATH packages:
    github.com/inconshreveable/mousetrap
    github.com/opencontainers/runc/libcontainer/cgroups/fs
    github.com/opencontainers/runc/libcontainer/configs
    google.golang.org/appengine/urlfetch
    google.golang.org/appengine
```