Fixed patch version mistake with Appraisals
removed unused acts_as_tree options, "base_class", and "name"
document the borked API of ancestors :(
added polymorphic Metals tests for find_or_create_by_path with STI support
attribute_names duplicated column_names in active_record.
v5.0.0: find_by_path` and `find_or_create_by_path` now takes either an array of strings or an array of attribute hashes
revert Gemfile derp
fix rails 4.1/postgresql
parallel puts debugging
sqlite tests shouldn't be in-memory.
fix appraisals for ~>
fix sqlite to use the common settings (which fixes the dupe key constraint issue)
use a new db for every rake spec variant (instead of using TRAVIS_JOB_NUMBER)
skip parallel tests except one of the rspec prefix/suffix variants, and simplify the concurrent sibling removal test with the Parallel gem.
oops, keep this one xit'ed until rewritten
skip sqlite for concurrent-access tests
skip sqlite for concurrent-access tests
parallel spec debugging
postgres 9.1 is having connectivity issues in travis.
more parallel debugging