Add Ubuntu 17.04 Zesty Zapus

Ubuntu 17.04 will be released soon http://releases.ubuntu.com/zesty/

Note that this is a short-term release, so will
EOL (and removed again) in 9 months

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

contrib/builder/deb/amd64/ubuntu-zesty/Dockerfile

@@ -0,0 +1,16 @@
+#
+# THIS FILE IS AUTOGENERATED; SEE "contrib/builder/deb/amd64/generate.sh"!
+#
+
+FROM ubuntu:zesty
+
+RUN apt-get update && apt-get install -y apparmor bash-completion btrfs-tools build-essential cmake curl ca-certificates debhelper dh-apparmor dh-systemd git libapparmor-dev libdevmapper-dev libltdl-dev libseccomp-dev pkg-config vim-common libsystemd-dev --no-install-recommends && rm -rf /var/lib/apt/lists/*
+
+ENV GO_VERSION 1.7.5
+RUN curl -fSL "https://golang.org/dl/go${GO_VERSION}.linux-amd64.tar.gz" | tar xzC /usr/local
+ENV PATH $PATH:/usr/local/go/bin
+
+ENV AUTO_GOPATH 1
+
+ENV DOCKER_BUILDTAGS apparmor pkcs11 seccomp selinux
+ENV RUNC_BUILDTAGS apparmor seccomp selinux