enable v8plus_call to be used in any thread

@@ -1,10 +1,13 @@
 {
         "author": "Keith M Wesolowski <keith.wesolowski@joyent.com>",
         "name": "v8plus",
         "description": "utility environment for writing addons in C",
-        "version": "0.0.5",
+        "version": "0.0.6",
+        "contributors": [
+                "Joshua M. Clulow <jmc@joyent.com>"
+        ],
         "repository": {
                 "type": "git",
                 "url": "git://github.com/wesolows/v8plus.git"
         },
         "bugs": {