travis: add .travis.yml

Signed-off-by: Aleksa Sarai <asarai@suse.de>

.travis.yml

@@ -0,0 +1,28 @@
+# govis: unicode aware vis(3) encoding implementation
+# Copyright (C) 2017 SUSE LLC.
+#
+# 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.
+
+language: go
+
+notifications:
+  email: false
+
+go:
+  - 1.x
+  - 1.6.x
+  - 1.7.x
+  - master
+
+script:
+  - go test -v ./...