Revised the contents.

readme.md

@@ -1,23 +1,17 @@
-\#SNMP Library
-=============
-[![Join the chat at https://gitter.im/sharpsnmplib](https://img.shields.io/gitter/room/sharpsnmplib/Lobby.svg?style=flat-square)](https://gitter.im/sharpsnmplib/Lobby?utm_source=share-link&utm_medium=link&utm_campaign=share-link)
+# \#SNMP Library
+
 [![NuGet Version](https://img.shields.io/nuget/v/Lextm.SharpSnmpLib.svg?style=flat-square)](https://www.nuget.org/packages/Lextm.SharpSnmpLib/)
+[![Nuget](https://img.shields.io/nuget/dt/Lextm.SharpSnmpLib?style=flat-square)](https://www.nuget.org/packages/Lextm.SharpSnmpLib/)
 [![Build](https://img.shields.io/github/actions/workflow/status/lextudio/sharpsnmplib/dotnetcore.yml?branch=master&style=flat-square)](https://github.com/lextudio/sharpsnmplib/actions/workflows/dotnetcore.yml)
 [![Coverage](https://img.shields.io/coveralls/github/lextudio/sharpsnmplib?style=flat-square)](https://coveralls.io/github/lextudio/sharpsnmplib)
 
 This is the source code repository of #SNMP Library. Visual Studio 2019 and .NET Core SDK (for .NET Core 2.1 and above) is required to compile it on Windows.
 
-Sample projects can be found in [their repo](https://github.com/lextudio/sharpsnmplib-samples).
-
-The following can be found at [#SNMP Library homepage](https://sharpsnmp.com),
-
-* News
-* Downloads and release notes
-
-[The documentation site is here](https://docs.sharpsnmp.com).
-
-Issues can be created directly at GitHub.
-
-Questions should post to [StackOverflow.com](https://stackoverflow.com) with sharp-snmp tag.
+## Useful Links
 
-Priority support can be purchased separately from [LeXtudio Inc.](https://support.lextudio.com).
+* You can visit [#SNMP Library homepage](https://sharpsnmp.com).
+* [The documentation site is here](https://docs.sharpsnmp.com).
+* [API references can be found here](https://help.sharpsnmp.com).
+* Sample projects can be found in [their repo](https://github.com/lextudio/sharpsnmplib-samples).
+* Issues can be created directly [at GitHub](https://github.com/lextudio/sharpsnmplib/issues/new).
+* Priority support can be purchased separately from [LeXtudio Inc.](https://support.lextudio.com).