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
@@ -30,6 +32,7 @@ PepperDash Core is an open source Crestron SIMPL# library that can be used in SI
 - 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