Merge "Update psy/psysh 0.8.1 -> 0.8.3"

diff --combined composer.json
index 36e8c03,f069cc7..2942f92
--- 1/composer.json
--- 2/composer.json
+++ b/composer.json
@@@ -56,11 -56,11 +56,11 @@@
                "monolog/monolog": "~1.18.2",
                "nikic/php-parser": "2.1.0",
                "nmred/kafka-php": "0.1.5",
 -              "phpunit/phpunit": "4.8.31",
 +              "phpunit/phpunit": "4.8.35",
                "wikimedia/avro": "1.7.7",
                "hamcrest/hamcrest-php": "^2.0",
                "wmde/hamcrest-html-matchers": "^0.1.0",
-               "psy/psysh": "0.8.1"
+               "psy/psysh": "0.8.3"
        },
        "suggest": {
                "ext-apc": "Local data and opcode cache",