Add run cypress in CI with the different config file cypress_ci.json

Update CONTRIBUTING.md.

.travis.yml

@@ -21,7 +21,7 @@ script:
   - docker-compose -f docker-compose.yml -f docker-compose.ci.yml run cvat_ci /bin/bash -c 'coverage run -a manage.py test cvat/apps && coverage run -a manage.py test --pattern="_test*.py" cvat/apps/dataset_manager/tests cvat/apps/engine/tests utils/cli && coverage run -a manage.py test datumaro/ && mv .coverage ${CONTAINER_COVERAGE_DATA_DIR}'
   - docker-compose -f docker-compose.yml -f docker-compose.ci.yml run cvat_ci /bin/bash -c 'cd cvat-data && npm install && cd ../cvat-core && npm install && npm run test && coveralls-lcov -v -n ./reports/coverage/lcov.info > ${CONTAINER_COVERAGE_DATA_DIR}/coverage.json'
   # Run cypress tests
-  - docker-compose -f docker-compose.yml -f docker-compose.ci.yml run cvat_ci /bin/bash -c 'cd ~/tests && ./node_modules/.bin/cypress run --headless --browser chrome'
+  - docker-compose -f docker-compose.yml -f docker-compose.ci.yml run cvat_ci /bin/bash -c 'cd ~/tests && ./node_modules/.bin/cypress run --headless --browser chrome --config-file=cypress_ci.json'
 
 after_success:
   # https://coveralls-python.readthedocs.io/en/latest/usage/multilang.html

CONTRIBUTING.md

@@ -170,13 +170,6 @@ curl https://github.com/matterport/Mask_RCNN/releases/download/v2.0/mask_rcnn_co
 
 ### Run Cypress tests
 - Install Сypress as described in the [documentation](https://docs.cypress.io/guides/getting-started/installing-cypress.html).
-- Setting the address of the local CVAT server:
-Change value for ``baseUrl`` parameter in the ``<cvat_local_repository>/tests/cypress.json``
-
-Example:
-```sh
-    "baseUrl": "http://localhost:8080"
-```
 - Run cypress tests:
 ```sh
     cd <cvat_local_repository>/tests

tests/cypress.json

@@ -1,4 +1,3 @@
 {
-    "video": false,
-    "baseUrl": "http://cvat_ui"
+    "baseUrl": "http://localhost:8080"
 }

tests/cypress_ci.json

@@ -0,0 +1,4 @@
+{
+    "video": false,
+    "baseUrl": "http://cvat_ui"
+}