* update dependency packages version

+ test coverage

* update dependency packages version

* upgrade the dependencies packages

* update abstract-object to v1.9

* use the extracted factory feature from 'custom-factory' package.

* [bug] the descendent child codec class should get instance directly…

…(no name means itself)

* [bug] Binary Codec encodeString with buffer error.

* [bug] Codec() or illegal codecName argument should return undefined.

* [bug] buffer encoding not work.

* [bug] should remove the options property after encoding done