Rails3: scm: git: fix error of test_format_identifier at unit model test
On Rails 3.1, ActiveRecord::HasManyThroughCantAssociateThroughHasOneOrManyReflection error raises. For more details, see r7062.
Rails3: scm: git: fix error of test_identifier at unit model test
Rails3: scm: git: fix error of test_find_changeset_by_empty_name at unit model test
Rails3: scm: git: fix error of test_latest_changesets_latin_1_dir at unit model test
Rails3: scm: git: fix error of test_find_changeset_by_name at unit model test
Rails3: scm: git: fix error of test_latest_changesets at unit model test
Rails3: scm: git: fix error of test_db_consistent_ordering_before_1_2 at unit model test
Rails3: scm: bazaar: fix error of test_next_nil at unit model test
Rails3: scm: bazaar: fix error of test_next at unit model test
Rails3: scm: bazaar: fix error of test_previous_nil at unit model test