roots_and_descendants_preordered!
add readme and version bump
add multiple roots for roots_and_descendants_preordered test
Support multipart constant names like "Admin::PageHierarchy" (Tests)
Support multipart constant names like "Admin::PageHierarchy"

Signed-off-by: Simon Menke <simon.menke@gmail.com>
Fix issue #48 by adding a proper hierarchy model hash implementation.
Merge branch 'issue-48' of https://github.com/salsify/closure_tree into issue_48
OMG, I'm fixing equals and hashcode. JAVAFLASHBACK
prep for 3.10.1
can't skip class verification in ==
guh, the DB name for sqlite is sqlite, not sqlite3
prevent faulty SQL statement when #siblings is called on an unsaved record
Merge pull request #52 from garygreyling/fix_siblings_for_unsaved_models

prevent faulty SQL statement when #siblings is called on an unsaved records
.roots respects :order now
prepare for 3.10.2
fix tests to nuke_db before :each
create the second root by hand so we can explicitly set the sort order
how 'bout 6?
just run parallel tests
fix rspec-rails with 2.13.1