Fix sf4 datacollector varToString

Merge pull request #24 from mojoLyon/bugfix/check-sf-datacollector-va…

…r2str-method-1.5

Add method stringifyVariable to use method depending on sf version

v1.6.2: Merge pull request #23 from mojoLyon/fix/datacollector-missing-reset

#23

v1.5.3: Merge pull request #22 from mojoLyon/fix/datacollector-missing-reset-1.5

#22

Duration is received as seconds but stored as ms

v1.5.1

Duration is received as seconds but stored as ms.

Duration is received as seconds but stored as ms

Merge pull request #19 from M6Web/fix/elastic-statsd-event-duration

Duration is received as seconds but stored as ms.

ES 5.0

Merge pull request #16 from M6Web/feature/es-5.0-client

Use the new elasticsearch client for version 5.0.

Add supports for ClientBuilder->setConnectionParams()

Merge pull request #15 from M6Web/feature/support-connectionParams

support ClientBuilder->setConnectionParams()

v1.4.0: Merge pull request #14 from M6Web/feature/client-builder-class

Add option to customize client builder class.

v1.3.0: Merge pull request #13 from M6Web/feature/customize-client-class

⚠️ Not working as intended, use v1.4.0 instead. Sorry for the inconvenience.

ConnectionPool and Selector options

#12