docs: add a statement and a CONTRIBUTING doc (xuexb#36)

* docs: add a statement

* docs: add the CONTRIBUTING doc

* feat: remove system restrictions

docs: update the README.md of the create issue document

docs: 添加node版本号说明 (xuexb#24)

feat: add issue template

fix: git commit log author bug

chore: add system restrictions

fix: get tag list

fix: 删除没用字段 (xuexb#9)

fix: git-pull-or-clone

test: test releases