Preparing for git transition; replace bzr-specific language.
Neutralize language specific to a repository type.
Neutralize language specific to a repository type.
Neutralize names specific to a repository type.
Neutralize language specific to a repository type.
Neutralize language specific to a repository type.
Neutralize language specific to a repository type.
Anticipatory removal of some test data that will be obsolete shortly.
Neutralize language specific to a repository type.
Next binary distribution will not contain .bzrignore files.

Removing this now to unclitter the grwp listings when I hunt for
obsolete references to bzr.
Preparing foe git transition.