Add react/stream 0.7 to dependency list

Signed-off-by: Yoshi2889 <[email protected]>

Author: NanoSector

composer.json

@@ -15,7 +15,7 @@
     },
     "require": {
         "php": ">=5.3",
-        "react/stream": "^0.6 || ^0.5 || ^0.4 || ^0.3"
+        "react/stream": "^0.7 || ^0.6 || ^0.5 || ^0.4 || ^0.3"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.0 || ^4.8",