Updated commands' help to display which capabilities are required

README.md

src/client_cli/cmd/Command.go

src/client_cli/cmdLogin/login.go

src/client_cli/cmdTemplate/helper.go

src/client_cli/cmdTemplate/templateCreate.go

src/client_cli/cmdTemplate/templateDel.go

src/client_cli/cmdTemplate/templateList.go

src/client_cli/cmdUser/helper.go

src/client_cli/cmdUser/userAdd.go

src/client_cli/cmdUser/userDel.go

src/client_cli/cmdUser/userList.go

src/client_cli/cmdUser/userSetCaps.go

src/client_cli/cmdUser/userUpdatePwd.go

src/client_cli/cmdUser/userWhoami.go

src/client_cli/cmdVM/helper.go

src/client_cli/cmdVM/vmAttach.go

src/client_cli/cmdVM/vmCreate.go

src/client_cli/cmdVM/vmCred2pdf.go

src/client_cli/cmdVM/vmDel.go

src/client_cli/cmdVM/vmDelAccess.go