Update xmlseclibs

Author: pitbulk

composer.json

@@ -16,7 +16,7 @@
     },
     "require": {
         "php": ">=5.4",
-        "robrichards/xmlseclibs": ">=3.0.4"
+        "robrichards/xmlseclibs": ">=3.1.0"
     },
     "require-dev": {
         "php-coveralls/php-coveralls": "^1.0.2 || ^2.0",