The changes are everything here after r707:
http://bazaar.launchpad.net/~blueman/blueman/trunk/changes
HIghlights:
fix wrong icon name
New icon added blueman-tray-active.svg, used as a tray icon ...
Updated POTFILES.in
Updated plugins makefile.am
Small pulseaudio plugin tweak
Added libappindicator plugin
Fixed pulseaudio related segfaults
use ~/.cache for lockfiles
Fixed recent connections storage on exit
add header to dist files
added po/Makefile.in.in
Bump version to 1.23 and disable static libraries in configu...
fix have() function to use which instead of whereis
Try thunar if nautilus is not found on first run of blueman-...
Fixed another exception while testing on xubuntu 11.10
Fix some issues with networking. Disable GN profile, since b...
add nautilus sendto plugin header, so that whole nautilus-se...
Fix lp:437883
Few more tweaks
If device minor class is not properly discovered, show major...
Catch exception when recent connections can't be stored. Fix...
fixed pulseaudio plugin crash with new pulseaudio release
fixed lp:709171
No concern about the UI and string changes. Assuming that it was tested under current Xubuntu, this looks fine to me. However, I think the Xubuntu and Lubuntu folks should decide this, especially about the new indicator support.