v2.0.1: Retry connection to Keystone

Monasca-log-agent fails to start if there is not connection to keystone (#14)

v2.0.0: Support Logstash > 7

Upgrade plugin version in gemspec (#12)

Retry failed requests inifinitely

Retry failed requests inifinitely (#9)

Wait between retries in increasing steps.
Fixes #8

Flush buffered logs on stop

Merge pull request #6 from mattibf/issue5_flush_logs_on_close

Avoid data loss in stop
Send entries before stop (closes #5 )

Add path and stream to dimensions if they exists

Add path and stream to dimensions if they exists

In Docker environment path is not setup but logs could be accuired from
STDOUT stream.

Stable release

v1.0.1

on travis test against 5.6 and 6.0 logstash-core