Add CI

.gitlab-ci.yml

+stages:
+  - build
+  - deploy
+
+beamer-build:
+  image: aergus/latex
+  stage: build
+  script:
+    - pdflatex p.tex
+  artifacts:
+    paths:
+      - "*.pdf"
+  tags:
+    - docker
+
+synchronize:
+  stage: deploy
+  before_script:
+    - apt-get update -y
+    - apt-get install -y rsync
+    - echo "$ssh_key" > id_rsa
+    - chmod 600 id_rsa
+  script:
+    # In non-interactive context, don't check host identity
+    - rsync -e"ssh -i id_rsa -o StrictHostKeyChecking=no" -avz *.pdf apiInit@pica02.picasoft.net:~/artefact/pgp/
+  after_script:
+    - rm id_rsa
+  dependencies:
+    - beamer-build
+  tags:
+    - linux
+  only:
+    - master