* feat:(decoder) support skip mismatche-typed value
* change test cases
* refactor: add type check down into `CompilePrimitive()` to avoid repeat `null` check
* opt call skip()
* bench: add option `--repeat_times`
* test: omit check primitive
* opt: inline primitive check into its OP
* implement on Go1.15
* fix: support skip json.Numer
* fix: OP_go_skip
* update README.md