update travis conf

Author: martinssipenko

.travis.yml

@@ -1,11 +1,15 @@
 language: php
 sudo: false
 php:
+  - 7.3
   - 7.2
-  - 7.1
 install:
-  - composer install --prefer-dist
+  - composer install --optimize-autoloader --prefer-dist --no-interaction
+before_script:
+  - curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
+  - chmod +x ./cc-test-reporter
+  - ./cc-test-reporter before-build
 script:
   - vendor/bin/phpunit --coverage-clover build/logs/clover.xml
-after_success:
-  - vendor/bin/test-reporter
+after_script:
+  - ./cc-test-reporter after-build --exit-code $TRAVIS_TEST_RESULT