Merge pull request sameersbn#143 from sameersbn/pg-12

release 12-20200524

Merge pull request sameersbn#141 from sameersbn/circleci-tag-regex

circleci: fix tag regex

Merge branch 'release-10-2'

release 10

release 9.6-4

release 9.6-3

release 9.6-2

release 9.6-1

Merge branch 'solidnerd-upgrade_postgres_to_9_6'