fixed coveralls integration in all major components

.travis.yml

@@ -31,10 +31,14 @@ cache:
 sudo: true
 
 before_install:
-    - composer require satooshi/php-coveralls:*
     - travis_retry composer install --dev --no-interaction
+    # Install coveralls.phar
+    - wget -c -nc --retry-connrefused --tries=0 https://github.com/satooshi/php-coveralls/releases/download/v1.0.1/coveralls.phar
+    - chmod +x coveralls.phar
+    - php coveralls.phar --version
 
 script: vendor/bin/phpunit --coverage-clover gen/coverage/clover.xml
 
-
-after_script: php vendor/bin/coveralls -v
+after_success:
+  # Submit coverage report to Coveralls servers, see .coveralls.yml
+  - travis_retry php coveralls.phar -v