is exact not match incorporation in matcher
Merge branch 'master' of github.com:wangjohn/entity_resolution
Merge branch 'master' of github.com:wangjohn/entity_resolution
Merge branch 'master' of github.com:wangjohn/entity_resolution
Merge branch 'master' of github.com:wangjohn/entity_resolution
Merge branch 'master' of github.com:wangjohn/entity_resolution
Changing matcher calculation