composer update

vendor/codacy/coverage/.travis.yml

@@ -0,0 +1,18 @@
+language: php
+
+php:
+  - '7.0'
+  - '7.1'
+  - '7.2'
+  - nightly
+
+before_script:
+# In case of timeouts and build failures you may want to prepend 'travis_retry' to the following commands:
+  - composer install -n
+
+# Explicitly use the phpunit from composer, not any system-wide found
+script:
+  - php vendor/bin/phpunit --coverage-clover build/coverage/xml tests
+
+after_success:
+  - php vendor/bin/codacycoverage clover build/coverage/xml