Core rewrite, better perf and support for .net Core 6.0

Version 2.0 (#31)

* Updated System.Data.SqlClient reference

* version 2

Support for .net core 5.0

Upgrade to .netcore5.0 (#28)

* Upgrade to .netcore5.0

* updated github action

Support for Memory clerks

v1.0.0

Release 1.0

.net core 3.1 support

This release adds support for .net core 3.1. It also adds support for nullable (where applicable) throughout the code.

Wait stats

Added wait stats exporter

Exported metrics

• sys.dm_os_performance_counters
• sys.dm_os_schedulers
• sys.dm_os_wait_stats

Added performance counter filter

This release adds the ability to filter for specific performance counters.
You can still add every supported performance counter as before, just use the Templates/PerformanceCounters/Everything.txt template to the config file.
As usual, look at the sample_config file for an example configuration.

First public version

Exported metrics

• sys.dm_os_performance_counters
• sys.dm_os_schedulers