updated composer.json

composer.json

@@ -1,6 +1,6 @@
 {
     "name": "level-2/dice",
-    "description": "A minimalist Dependency injection container (DIC) for PHP. Please note: This branch is only compatible with PHP5.6. 5.5, 5.4 and 5.3 compatible version is available as a separate branch on github. ",
+    "description": "A minimalist Dependency injection container (DIC) for PHP. Please note: 3.0+ is only compatible with PHP 7.0. The 2.0 branch is compatbile with PHP 5.6.",
     "license": "BSD-2-Clause",
     "homepage": "http://r.je/dice.html",
     "keywords": ["Dependency injection", "ioc", "Dependency injection container", "DI"],
@@ -11,7 +11,7 @@
     	}
     ],
     "require": {
-        "php": ">=5.6.0"
+        "php": ">=7.0.0"
     },
     "autoload": {
     	"psr-4": {