deffer updating system after missing dependencies found

continuation of #1831 

- [x] arch
- [x] centos
- [x] freebsd
- [x] gentoo
- [x] openbsd
- [x] openindiana
- [x] opensuse
- [x] osx_brew
- [x] osx_fink
- [x] osx_port
- [x] smartos
- [x] smf
- [x] solaris
- [x] ubuntu