Binary package “bzr-gtk” in ubuntu precise

provides graphical interfaces to Bazaar (bzr) version control

 bzr-gtk provides GTK+ interfaces to the Bazaar (bzr) source code management
 tool.
 .
 This package adds the following commands to the bzr command line
 tool: gannotate, gbranch, gcheckout, gcommit, gconflicts, gdiff, gloom,
 gmissing, gpreferences, gpush, gstatus, visualise.