Remove shippable configuration

shippable.yml

@@ -1,31 +0,0 @@
-runtime:
-  nodePool: awx
-
-language: python
-
-python:
-    - 2.7
-
-env:
-  - AWX_BUILD_TARGET=test
-  - AWX_BUILD_TARGET=ui-test-ci
-  - AWX_BUILD_TARGET="flake8 jshint"
-  - AWX_BUILD_TARGET="swagger"
-
-branches:
-  only:
-    - devel
-    - release_*
-
-build:
-  pre_ci:
-    - docker build -t ansible/awx_devel -f tools/docker-compose/Dockerfile .
-    - docker tag ansible/awx_devel gcr.io/ansible-tower-engineering/awx_devel:latest
-  pre_ci_boot:
-    options: "-v /awx_devel:/awx_devel"
-  ci:
-    - cp -R . /awx_devel
-    - pip install -U docker-compose
-    - docker-compose -f tools/docker-compose/unit-tests/docker-compose-shippable.yml build --build-arg TAG=latest unit-tests
-    - docker-compose -f tools/docker-compose/unit-tests/docker-compose-shippable.yml run unit-tests "make ${AWX_BUILD_TARGET}" 
-    - python tools/docker-compose/unit-tests/collect_shippable_results.py