This likely won't be in vivid-backports, since there are many components that depends on bluez and only work with bluez 4. (See also https://blueprints.launchpad.net/ubuntu/+spec/desktop-v-bluez5)
This likely won't be in vivid-backports, since there are many components that depends on bluez and only work with bluez 4. (See also https:/ /blueprints. launchpad. net/ubuntu/ +spec/desktop- v-bluez5)