feat: HTtpListenerRequest.get_Boundary ( Fixes #1114 )

Also, simplifying directory tree

Author: StartAutomating

docs/System/Net/HttpListenerRequest/get_Boundary.md

@@ -0,0 +1,20 @@
+System.Net.HttpListenerRequest.get_Boundary()
+---------------------------------------------
+
+### Synopsis
+Gets the boundary for a multipart request.
+
+---
+
+### Description
+
+Extracts the boundary from the Content-Type header of a multipart request.
+
+This boundary is used to separate the different parts of the request.
+
+---
+
+### Related Links
+* [https://www.w3.org/Protocols/rfc1341/7_2_Multipart.html](https://www.w3.org/Protocols/rfc1341/7_2_Multipart.html)
+
+---