Merge pull request #16 from kbrock/check_rails_exists

active record currently accesses `Rails` module in 2 places without checks

Merge pull request #15 from tenderlove/casting

Backport explicit casting

Merge pull request #14 from tenderlove/database_version

Revert "Log friendly database version."

Merge pull request #13 from tenderlove/migration-txns

Backport disabling transactions in migrations

Merge pull request #12 from jrafanie/revert_memoizable_patch_in_favor…

…_of_memoist

Revert "Improved performance of flush_cache and prime_cache when paramet...

Merge pull request #10 from tenderlove/references

Allow to specify a type for foreign key column in migrations

Merge pull request #8 from tenderlove/oops

fix broken backport 💣

Merge pull request #5 from tenderlove/rm_truncate

remove truncate since it is in upstream.

Merge pull request #4 from jrafanie/vendored_3_2_17

Exceptions can occur during configure_connection and can be retried.

Merge pull request #3 from jrafanie/vendored_3_2_13

Fix database retry connection issues