Issue #3194401: Switch to CircleCI as the default automated testing platform

.circleci/config.yml

@@ -129,13 +129,6 @@ jobs:
             drush config-set system.logging error_level all --yes
             drush cr
 
-      ## Run Drush server on 8080 port.
-      - run:
-          name: Run Drush server on 8080 port
-          command: |
-            drush runserver --default-server=builtin 8080 &>/dev/null &
-            sleep 5
-
       ## Automated Functional Acceptance Testing.
       - run:
           name: Automated Functional Acceptance Testing

behat.varbase.yml

@@ -86,7 +86,7 @@ default:
               - "disable-infobars"
               - "js-flags=--expose-gc"
               - "no-sandbox"
-      base_url: 'http://127.0.0.1:8080'
+      base_url: 'http://127.0.0.1'
       # browser_name: 'firefox'
       browser_name: 'chrome'
       # browser_name: 'phantomjs'