Update readme to give Troy credit

Readme.md

@@ -3,9 +3,11 @@
 ## [Latest Release](https://github.com/PepperDash/PepperDashCore/releases/latest)
 
 ## License
+
 Provided under MIT license
 
 ## Overview
+
 PepperDash Core is an open source Crestron SIMPL# library that can be used in SIMPL# Pro applications such as Essentials or as a standalone library with SIMPL+ wrappers to expose functionality in SIMPL Windows programs.
 
 ## Constituent Elements
@@ -13,23 +15,24 @@ PepperDash Core is an open source Crestron SIMPL# library that can be used in SI
 - JSON Configuration File reading/writing
 - PortalConfigReader
 - Generic config classes
-- Communications 
-	 - TCP/IP client and server
-	 - Secure TCP/IP client and server
-	 - UDP server
-	 - SSH client
-	 - HTTP SSE client
-	 - HTTP (RESTful client)
+- Communications
+  - TCP/IP client and server
+  - Secure TCP/IP client and server
+  - UDP server
+  - SSH client
+  - HTTP SSE client
+  - HTTP (RESTful client)
 - Debugging
-	 - Console debugging
-	 - Logging both to Crestron error log as well as a custom log file
+  - Console debugging
+  - Logging both to Crestron error log as well as a custom log file
 - System Info
 - Reports system and Ethernet information to SIMPL via SIMPL+
 - Device Class, IKeyed and IKeyName Interfaces
-	 - Base level device class that most classes derive from
+  - Base level device class that most classes derive from
 - Password Manager
 
 ## Minimum Requirements
+
 - PepperDash Core runs on any Crestron 3-series processor or Crestron's VC-4 platform.
 - To edit and compile the source, Microsoft Visual Studio 2008 Professional with SP1 is required.
 - Crestron's Simpl# Plugin is also required (must be obtained from Crestron).
@@ -39,12 +42,16 @@ PepperDash Core is an open source Crestron SIMPL# library that can be used in SI
 None
 
 ## Utilization
+
 PepperDash Core has two main applications:
 
- 1. As a utility library for SIMPL# Pro applications like [Essentials]([Essentials](https://github.com/PepperDash/Essentials))
- 2. As a library referenced by SIMPL+ wrapper modules in a SIMPL Windows application
+1.  As a utility library for SIMPL# Pro applications like [Essentials](<[Essentials](https://github.com/PepperDash/Essentials)>)
+2.  As a library referenced by SIMPL+ wrapper modules in a SIMPL Windows application
 
- ## Documentation
- For detailed documentation, follow this [LINK](https://github.com/PepperDash/PepperDashCore/wiki) to the Wiki.
+## Documentation
 
+For detailed documentation, follow this [LINK](https://github.com/PepperDash/PepperDashCore/wiki) to the Wiki.
 
+## XSigUtility
+
+    `XSigUtility` classes included with permission of Troy Garner. See https://github.com/bitm0de/XSigUtilityLibrary for more information