0.2.0 release

[vmsachin]

• New Features:

  • Introduce dedicated namespace "Aerospike".
  • Added support for all PHP versions above 8.

• Improvements:

  • Added phpunit tests
  • Minor code cleanups and security improvements

• Update:

  • Updated client.exists api to take ReadPolicy as an argument instead of WritePolicy.
  • Added improvements use HLL and GeoJSON Values.