Merge branch 'release/0.1'
Merge branch 'release/0.1.1'
Merge branch 'release/0.2.0'
Merge branch 'release/0.3.0'
modify Readme
Merge branch 'hotfix/modifyReadme'
Merge branch 'release/0.4'
Merge branch 'release/addCntry'
modify assign country value
Merge branch 'hotfix/setReqVal' into develop