Add ci for building conda packages

.gitlab-ci.yml

+before_script:
+  - source /opt/miniconda/bin/activate
+
+build:
+  stage: build
+  script:
+    - cd `git name-rev --name-only HEAD`
+    - conda build . --prefix-length=80 --output-folder=dist/ --python=2.7
+    - conda build . --prefix-length=80 --output-folder=dist/ --python=3.5
+    - conda build . --prefix-length=80 --output-folder=dist/ --python=3.6
+  artifacts:
+    paths:
+      - dist/
+
+deploy:
+  stage: deploy
+  dependencies:
+    - build
+  script:
+    - mv dist/* /conda/bcu/linux-64/
+    - conda index  /conda/bcu/linux-64/
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