Fix Travis error for "sudo gem command not found".
Major refactoring of query queueing mechanism, protocol packets, buffer parsers. Added new minor features.
…ts, buffer parsers. Added new minor features.
…ower. Major refactoring of queries queueing mechanism for improved performance. Added params option to `query()` function.
…`Buffer`. Updated tests.
… the callback function inside async flow.
Doc: updated README documentation.
Enh: APIS-592, Allow to pass an object to createCUBRIDConnection().
Fix: APIS-606, adjusted test cases to run on CUBRID 8.4.4 and 9.2.0.
… should be created upon connection.