Merge branch 'fix-txnpair-same-account' into 'master'

Don't match txn pair if source & dest are the same

Closes #26

See merge request GeorgeHahn/firefly-plaid-connector!18

Merge branch 'fixup-ci-tagging' into 'master'

Fix tag naming

See merge request GeorgeHahn/firefly-plaid-connector!17

Merge branch 'support-negative-txns' into 'master'

Ignore transactions with an amount of exactly 0

See merge request GeorgeHahn/firefly-plaid-connector!14

Push docker tags for git tags