Add v4 to CHANGELOG.
Add v4 to CHANGELOG.
denisov-vlad/redash,getredash/redash,chriszs/redash,alexanderlz/redash,hudl/redash,hudl/redash,moritz9/redash,moritz9/redash,chriszs/redash,44px/redash,moritz9/redash,44px/redash,moritz9/redash,chriszs/redash,hudl/redash,44px/redash,getredash/redash,denisov-vlad/redash,hudl/redash,alexanderlz/redash,getredash/redash,denisov-vlad/redash,alexanderlz/redash,denisov-vlad/redash,chriszs/redash,alexanderlz/redash,getredash/redash,denisov-vlad/redash,getredash/redash,44px/redash