uuid empty input argument

Author: lixingwang

function/utils/descriptor.json

@@ -11,7 +11,6 @@
       "description": "Returns a random UUID according to RFC 4122. utils.uuid()",
       "example": "utils.uuid() => 245056b5-0d11-47aa-b564-fbbf3c6e044a",
       "args": [
-        { }
       ],
       "return": {
         "type": "string"
@@ -20,7 +19,7 @@
     {
       "name": "encodeBase64",
       "description": "encodeBase64 returns a base 64 encoded string of the input.",
-      "example": "utils.encodeBase64(corece.ToBytes(\"Hello, World\")) => SGVsbG8sIFdvcmxk",
+      "example": "utils.encodeBase64(coerce.ToBytes(\"Hello, World\")) => SGVsbG8sIFdvcmxk",
       "args": [
         {
           "name": "input",