* fix check for if is websocket gateway

ruby/lib/jam_ruby/base_manager.rb

@@ -3,13 +3,12 @@ module JamRuby
 
     attr_accessor :pg_conn
 
-    @@in_websocket_gateway = Rails.env != 'test' && Object.const_defined?("JamRuby::UserManager") == false
+    @@in_websocket_gateway = Rails.env != 'test' && !Object.const_defined?(:UserManager)
 
     def initialize(options={})
       @log = Logging.logger[self]
       @pg_conn = options[:conn]
 
-
       unless PG.threadsafe?
         raise Exception, "a non-threadsafe build of libpq is present."
       end