[2.7] Allow 3.0 requirements

Author: nicolas-grekas

composer.json

@@ -17,15 +17,15 @@
     ],
     "require": {
         "php": ">=5.3.3",
-        "symfony/translation": "~2.0,>=2.0.5"
+        "symfony/translation": "~2.0,>=2.0.5|~3.0.0"
     },
     "require-dev": {
-        "symfony/http-foundation": "~2.1",
-        "symfony/intl": "~2.3",
-        "symfony/yaml": "~2.0,>=2.0.5",
-        "symfony/config": "~2.2",
-        "symfony/property-access": "~2.3",
-        "symfony/expression-language": "~2.4",
+        "symfony/http-foundation": "~2.1|~3.0.0",
+        "symfony/intl": "~2.3|~3.0.0",
+        "symfony/yaml": "~2.0,>=2.0.5|~3.0.0",
+        "symfony/config": "~2.2|~3.0.0",
+        "symfony/property-access": "~2.3|~3.0.0",
+        "symfony/expression-language": "~2.4|~3.0.0",
         "doctrine/annotations": "~1.0",
         "doctrine/cache": "~1.0",
         "egulias/email-validator": "~1.2,>=1.2.1"