Tidy up Travis output (#213)

* Ignore generated Prometheus files

* Tidy up Travis output

* Use relative path for script

* Futher tidying of Travis output

install-build-deps-ubuntu.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+# -*- mode: sh -*-
+# © Copyright IBM Corporation 2015, 2018
+#
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Install Docker and dep, required by build (assumes Ubuntu host, as used by Travis build)
+
+set -ex
+
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
+sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
+sudo apt-get update
+sudo apt-get -y install docker-ce
+curl https://glide.sh/get | sh
+sudo curl -Lo /usr/local/bin/dep https://github.com/golang/dep/releases/download/v0.4.1/dep-linux-amd64
+sudo chmod +x /usr/local/bin/dep
+
+go get golang.org/x/lint/golint