Update Travis CI configuration to use new Coveralls Composer package and version (2.1)

Author: picodexter

.travis.yml

@@ -35,7 +35,7 @@ cache:
 
 before_install:
   - composer self-update
-  - if [[ $(phpenv version-name) == "$COVERALLS_EXECUTION_PHP_VERSION" ]]; then composer require "satooshi/php-coveralls:^1.0" --no-update -n; fi
+  - if [[ $(phpenv version-name) == "$COVERALLS_EXECUTION_PHP_VERSION" ]]; then composer require "php-coveralls/php-coveralls:^2.1" --no-update -n; fi
   - if [ "$SYMFONY_VERSION" != "" ]; then composer require "symfony/symfony:${SYMFONY_VERSION}" --no-update; fi;
 
 install: composer update --prefer-dist --no-interaction $COMPOSER_FLAGS
@@ -48,4 +48,4 @@ script:
   - if [[ $(phpenv version-name) == "$PHP_CS_FIXER_EXECUTION_PHP_VERSION" ]]; then ./vendor/bin/php-cs-fixer fix --config=.php_cs.dist -v --dry-run --stop-on-violation --using-cache=no --path-mode=intersection -- "${COMMIT_SCA_FILES[@]}"; fi
 
 after_script:
-  - if [[ $(phpenv version-name) == "$COVERALLS_EXECUTION_PHP_VERSION" ]]; then ./vendor/bin/coveralls -v; fi
+  - if [[ $(phpenv version-name) == "$COVERALLS_EXECUTION_PHP_VERSION" ]]; then ./vendor/bin/php-coveralls -v; fi

CHANGELOG.md

@@ -11,6 +11,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 ### Changed
 
 *   Updated Travis CI configuration for PHP 5.6 (end of life), PHP 7.0 (end of life), PHP 7.3 (new default) and HHVM (no longer supports PHP)
+*   Updated Travis CI configuration to use new Coveralls Composer package and version (2.1)
 *   Upgraded to PHPUnit 6.2+
 
 ### Deprecated