Adding the PR template and the CI configuration file

.travis.yml

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+# Copyright 2020 Red Hat, Inc
+#
+# 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
+go:
+- 1.13
+
+jobs:
+  include:
+    - stage: style
+      script:
+        - make style
+    - stage: unit tests
+      script:
+        - make test
+        - ./check_coverage.sh
+      after_success:
+        - bash <(curl -s https://codecov.io/bash)
+    - stage: integration tests
+      script:
+        - make integration_tests
+
+stages:
+  - style
+  - unit tests
+  - integration tests

PULL_REQUEST_TEMPLATE.md

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+# Description
+
+Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change.
+
+Fixes # (issue)
+
+## Type of change
+
+Please delete options that are not relevant.
+
+- Bug fix (non-breaking change which fixes an issue)
+- New feature (non-breaking change which adds functionality)
+- Breaking change (fix or feature that would cause existing functionality to not work as expected)
+- This change requires a documentation update
+- Refactor (refactoring code, removing useless files)
+- Unit tests (no changes in the code)
+- Documentation update
+
+## Testing steps
+
+Please describe how the change was tested locally. If, for some reason, the testing was not done or not done fully, please describe what are the testing steps.