chore(package): update semver to version 5.4.1 (#416)

package.json

@@ -53,7 +53,7 @@
     "load-grunt-tasks": "^3.2.0",
     "performance-now": "^2.0.0",
     "quiet-grunt": "^0.2.3",
-    "semver": "^5.0.0",
+    "semver": "^5.4.1",
     "semver-sort": "0.0.4",
     "sinon": "^2.3.3",
     "source-map-support": "^0.4.15"