Update contributors

Author: matteobortolazzo

README.md

@@ -1,4 +1,4 @@
-[![Downloads](https://img.shields.io/nuget/dt/CouchDB.NET.svg)](https://www.nuget.org/packages/CouchDB.NET/)
+[![Downloads](https://img.shields.io/nuget/dt/CouchDB.NET.svg)](https://www.nuget.org/packages/CouchDB.NET/)
 
 # CouchDB.NET
 
@@ -731,10 +731,14 @@ Also, the configurator has `ConfigureFlurlClient` to set custom HTTP client opti
 
 ## Contributors
 
-Thanks to [Ben Origas](https://github.com/borigas) for features, ideas and tests like SSL custom validation, multi queryable, async deadlock, cookie authenication and many others.
+[Ben Origas](https://github.com/borigas): Features, ideas and tests like SSL custom validation, multi queryable, async deadlock, cookie authenication and many others.
 
-Thanks to [n9](https://github.com/n9) for proxy authentication, some bug fixes, suggestions and the great feedback on the changes feed feature!
+[n9](https://github.com/n9): Proxy authentication, some bug fixes, suggestions and the great feedback on the changes feed feature!
 
-Thanks to [Marc](https://github.com/bender-ristone) for NullValueHandling, bug fixes and suggestions!
+[Marc](https://github.com/bender-ristone): NullValueHandling, bug fixes and suggestions!
 
-Thanks to [Panos](https://github.com/panoukos41) for the help with Views and Table splitting.
+[Panos](https://github.com/panoukos41): Help with Views and Table splitting.
+
+[Benjamin Höglinger-Stelzer](https://github.com/nefarius), [mwasson74](https://github.com/mwasson74), [Emre ÇAĞLAR](https://github.com/emrecaglar): Attachments improvments and fixes.
+
+[Dhiren Sham](https://github.com/dhirensham): Implementing replication.