Config to use 1/0 for booleans

lib/config.coffee

@@ -66,6 +66,7 @@ options = {
   ACCESS_LOG_FORMAT : {type : 'string', default : ''},
   MAX_CONCURRENT_REQUESTS : {type : 'int', default: 20},
   DATETIME_MILLISECONDS : {type: 'bool', default: true},
+  BOOLEAN_LITERAL : {type: 'bool', default: true}
 
   # XML configuration
   XML_RECOVER : {type : 'bool', default : false},