Add influx db 2 support (#17)
* Added influxdata/influxdb-client-php and deps
* Moved InfluxDB::getNanosecondTimestamp to trait
* Added InfluxDB2 support
* Fixed env variable name
* Added MetricsManager::createInfluxdb2Driver
* Removed unused namespaces
* Fix createInfluxDB2Driver
* Fix namespace
* Add default write precision
* Add InfluxDB2 to provides list
* Add default value for $points
* Removed configurability of WritePrecision
* Add InfluxDB adapters
* Convert InfluxDB driver to use adapter
* Remove InfluxDB2 driver
* Add IDB_VERSION env variable
* Create adapters inside Service Provider
* Force legacy tests to use Version 1 adapter
* Changed tests to match adapter pattern
* Remove AbstractInfluxDBAdapter::__construct
* Change default signature for writePoints
* Fix ternary if statement
* Call write points on adapter
* Construct with UDP flag when necessary
* Add missing configuration values
* Set org default to empty string
* Set InfluxDB Adapter V1 as default
* Updated README
* README pass 2
* fix typed point
---------
Co-authored-by: David Frailey <endl@pop-os.localdomain>
Co-authored-by: Joseph Szobody <joseph@stechstudio.com>
