add isURI fn

Author: WaleyChen

model.js

@@ -800,6 +800,10 @@ Connection.getFieldNames = function(authentication) {
   return AUTHENTICATION_TO_FIELD_NAMES[authentication];
 };
 
+Connection.isURI = function(str) {
+  return str.indexOf('mongodb://') > -1;
+};
+
 Connection.AUTHENTICATION_VALUES = AUTHENTICATION_VALUES;
 Connection.AUTHENTICATION_DEFAULT = AUTHENTICATION_DEFAULT;
 Connection.SSL_VALUES = SSL_VALUES;

package.json

@@ -4,7 +4,7 @@
   "author": "Lucas Hrabovsky <lucas@mongodb.com>",
   "bugs": "https://github.com/mongodb-js/mongodb-connection-model/issues",
   "homepage": "https://github.com/mongodb-js/mongodb-connection-model",
-  "version": "3.0.6",
+  "version": "3.0.7",
   "repository": {
     "type": "git",
     "url": "https://github.com/mongodb-js/mongodb-connection-model.git"