Merge branch 'cxx_backend'

.gitlab-ci.yml

beat/web/algorithms/api.py

beat/web/algorithms/api_urls.py

beat/web/algorithms/migrations/0002_cxx_backend.py

beat/web/algorithms/migrations/0003_auto_20161123_1218.py

beat/web/algorithms/models.py

beat/web/algorithms/static/algorithms/css/editor.css

beat/web/algorithms/static/algorithms/js/models.js

beat/web/algorithms/templates/algorithms/edition.html

beat/web/algorithms/templates/algorithms/panels/actions.html

beat/web/algorithms/templates/algorithms/panels/editor.html

beat/web/algorithms/templates/algorithms/panels/sharing.html

beat/web/algorithms/templates/algorithms/view.html

beat/web/algorithms/templatetags/algorithm_tags.py

beat/web/algorithms/tests/core.py

beat/web/algorithms/tests/tests_api.py

beat/web/algorithms/views.py

beat/web/backend/admin.py

beat/web/backend/api.py

beat/web/backend/management/commands/qsetup.py