v2.1.0
Changelog
76af414 Fix some issues for v4
660a051 Add v5 and v4 support and fix some issues
3ca28c1 Add caution on README
f8a1620 Implement diffenvs.json
819e8e5 Add Update Checker and FolderBrowserDialog for EnvPath
75aa40c Update README :)
f404eb7 Fix href of README_ja
95e691b Add Japanese README
774db23 Update Licence and README