Bump upper bound to <0.22 (dbt-labs#398)

* Bump upper bound to <0.22

* Add changelog entry

Update changelog in advance of 0.7.0 release

Fix: Use timestamp macro in sequential values test for cross-db compa…

…tibility (dbt-labs#376)

* pending: pending: dbt-labs#354

* some db's dont have `timestamp` type

* document

* Update CHANGELOG.md

Co-authored-by: Claire Carroll <[email protected]>
Co-authored-by: Claire Carroll <[email protected]>

Prepare for release

Update CHANGELOG.md

Merge pull request dbt-labs#309 from fishtown-analytics/bump/0.19.0

Allow dbt v0.19.0

Merge pull request dbt-labs#279 from fishtown-analytics/fix-default-args

Remove errant default args from get_tables_by_pattern_sql

Merge pull request dbt-labs#275 from fishtown-analytics/fix/bq-schema…

…-pattern

Handle schema pattern on BQ

Merge pull request dbt-labs#272 from fishtown-analytics/prepare-0.6.0…

…-release

Prepare 0.6.0 release

Merge pull request dbt-labs#263 from fishtown-analytics/prepare-0.5.1

Prepare for 0.5.1 release