Update to drupal 8.0.0-rc1. For more information, see https://www.drupal.org/node/2582663

vendor/symfony/psr-http-message-bridge/.travis.yml

@@ -0,0 +1,43 @@
+language: php
+
+sudo: false
+
+matrix:
+    include:
+        - php: 5.3
+        - php: 5.4
+        - php: 5.5
+        - php: 5.6
+        - php: 5.3
+          env: deps=low
+        - php: 5.6
+          env: deps=high
+        - php: nightly
+        - php: hhvm
+    allow_failures:
+        - php: nightly
+        - php: hhvm
+    fast_finish: true
+
+env:
+    global:
+        - deps=no
+        - SYMFONY_DEPRECATIONS_HELPER=weak
+
+before_install:
+    - composer self-update
+    - if [[ "$TRAVIS_PHP_VERSION" != "nightly" ]] && [[ "$TRAVIS_PHP_VERSION" != "hhvm" ]]; then phpenv config-rm xdebug.ini; fi;
+    - if [[ "$TRAVIS_PHP_VERSION" != "nightly" ]] && [[ "$TRAVIS_PHP_VERSION" != "hhvm" ]] && [ $(php -r "echo PHP_MINOR_VERSION;") -le 4 ]; then echo "extension = apc.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini; fi;
+    - if [[ "$TRAVIS_PHP_VERSION" != "nightly" ]] && [[ "$TRAVIS_PHP_VERSION" != "hhvm" ]]; then php -i; fi;
+    # Set the COMPOSER_ROOT_VERSION to the right version according to the branch being built
+    - if [ "$TRAVIS_BRANCH" = "master" ]; then export COMPOSER_ROOT_VERSION=dev-master; else export COMPOSER_ROOT_VERSION="$TRAVIS_BRANCH".x-dev; fi;
+
+install:
+    - if [[ "$TRAVIS_PHP_VERSION" != "5.3" ]] && [[ "$TRAVIS_PHP_VERSION" != "5.4" ]]; then composer require --no-update zendframework/zend-diactoros; fi;
+    - if [ "$deps" = "no" ]; then export SYMFONY_DEPRECATIONS_HELPER=strict; fi;
+    - if [ "$deps" = "no" ]; then composer --prefer-source install; fi;
+    - if [ "$deps" = "high" ]; then composer --prefer-source update; fi;
+    - if [ "$deps" = "low" ]; then composer --prefer-source --prefer-lowest --prefer-stable update; fi;
+
+script:
+    - phpunit