Release Azure Cognitive Search Track 2 Library Preview 5 for .NET

[AlexGhiondea]

This tracks the work to release the Azure Cognitive Search Track2 Preview 5 Library for .NET

API Review

• Final architecture board review

Features

• Document Operations
  • Design and implement batching operation for document operations (Search: Design and implement batching operation for document operations #11161)
  • From previous release (Azure.Search: Verify escaping when splitting OData $select, etc. #10600, [FEATURE REQ] [Azure Cognitive Search] Add method to escape Lucene queries #8719)
• Replace generate.ps1 with pointer to fixed swagger files (Replace generate.ps1 with pointer to fixed swagger files #10873)
• Azure.Search: Remove ForwardsClientCalls on generated operations (Azure.Search: Remove ForwardsClientCalls on generated operations #10611)

Testing

• Write more SearchIndexClient and SearchIndexerClient tests (coverage for less-common CRUD operations
• Additional end-to-end tests (Additional end-to-end tests #12518)
• Additional indexer tests (Additional indexer tests #12519)
• Fix Track 1 tests (Azure.Search: Fix IndexDocuments merge with static documents test from Track 1 #10602)
• SearchResources do not clean up indexers or data source connections (SearchResources do not clean up indexers or data source connections #12457)

Docs

• Readme unification (Readme unification #12517)
• Write lots of samples for docs and XML doc comments
• Consistent Ref Docs Best Practices (Azure.Search: Consistent ref docs best practices #10612)

Release

• Update README to to remove --version <version> command line parameter.