v0.4.2

Bug fixes

Admin Groups

• [SDK] Failed to list images / instancetypes / volumes
• [SDK] Failed to create images / instancetypes / volumes
• [SDK] Failed to disconnect users
• [SDK / CLI] The return of updating group doesn't include newly added field

Enhancement

Admin Groups

• Use List instead of String for updating group admins
• Improve readability for the output of getting and updating group

Others

• Refactor and remove some unused code