setting log level to debug

setting log level to debug

Merge pull request UKHomeOffice#69 from UKHomeOffice/ACP-3096

changing timestamp to stageTimestamp as kubernetes audit log format has changed

Merge pull request UKHomeOffice#68 from UKHomeOffice/ls-config-parse

parse logstash.yml even if OUTPUT_ELASTICSEARCH is untrue

Merge pull request UKHomeOffice#67 from UKHomeOffice/ls-6.8.2

6.8.2 release

Merge pull request UKHomeOffice#66 from UKHomeOffice/deprecate-flush-…

…size

Deprecate Elasticsearch output `flush_size` config option

Merge pull request UKHomeOffice#65 from UKHomeOffice/kube-input-params

Readme update

Merge pull request UKHomeOffice#63 from UKHomeOffice/6.8.1-upgrade

6.8.1 upgrade

Merge pull request UKHomeOffice#59 from UKHomeOffice/5.6.16

Upgrades Logstash to 5.6.16

Merge pull request UKHomeOffice#58 from UKHomeOffice/input-kubernetes…

…-exclusion

Adds option to exclude certain kubernetes log files by providing list…