$ root@edison:~# cat /etc/version
edison-rel1-maint-weekly_build_16_2014-10-14_14-56-19
$ opkg info libmraa0 |grep Version
Version: 0.5.4.46
$ opkg info upm |grep Version
Version: 0.1.8.78
$ root@edison:~# cat /etc/version
edison-rel1-maint-weekly_build_16_2014-10-14_14-56-19
$ opkg info libmraa0 |grep Version
Version: 0.5.4.46
$ opkg info upm |grep Version
Version: 0.1.8.78