added color to the code with c# syntax

Author: StephenHodgson

CodingGuidelines.md

@@ -8,7 +8,7 @@ This document outlines the recommended coding guidelines for the Mixed Reality T
 
 All scripts posted to the MRTK should have the standard License header attached, exactly as shown below:
 
-```
+```c#
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT License. See LICENSE in the project root for license information.
 ```
@@ -19,7 +19,7 @@ Any script files submitted without the license header will be rejected
 
 All public classes, structs, enums, functions, properties, fields posted to the MRTK should be described as to it's purpose and use, exactly as shown below:
 
-```
+```c#
     /// <summary>
     /// The Controller definition defines the Controller as defined by the SDK / Unity.
     /// </summary>
@@ -43,7 +43,8 @@ The vNext structure adheres to a strict namespace culture of mapping the namespa
 ![](/External/ReadMeImages/MRTK-NameSpaceExample.png)
 
 ### Do:
-```
+
+```c#
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT License. See LICENSE in the project root for license information.
 
@@ -68,7 +69,7 @@ Additionally, ensure that spaces are added for conditional / loop functions like
 
 ### Don't:
 
-```
+```c#
 private Foo () // < - space between Foo and ()
 {
     if(Bar==null) // <- no space between if and ()
@@ -85,7 +86,7 @@ private Foo () // < - space between Foo and ()
 
 ### Do:
 
- ```
+ ```c#
 private Foo()
 {
     if (Bar==null)
@@ -106,7 +107,7 @@ Please be sure not to add additional spaces between square brackets and parenthe
 
 ### Don't:
 
-```
+```c#
 private Foo()
 {
     int[ ] var = new int [ 9 ];
@@ -117,7 +118,7 @@ private Foo()
 
 ### Do:
 
-```
+```c#
 private Foo()
 {
     int[] var = new int[9];
@@ -132,14 +133,14 @@ Always use `PascalCase` for public / protected / virtual properties, and `camelC
 
 ### Don't:
 
-```
+```c#
 public string myProperty; // <- Starts with a lower case letter
 private string MyProperty; // <- Starts with an uppercase case letter
 ```
 
 ### Do:
 
- ```
+ ```c#
 public string MyProperty;
 protected string MyProperty;
 private string myProperty;
@@ -157,7 +158,7 @@ Always declare an access modifier for all fields, properties and methods.
 
 ### Don't:
 
-```
+```c#
 // protected field should be private
 protected int myVariable = 0;
 
@@ -171,7 +172,7 @@ void Bar() { }
 
 ### Do:
 
- ```
+ ```c#
 public int MyVariable { get; protected set; } = 0;
 
 private void Foo() { }
@@ -185,7 +186,7 @@ Always use braces after each statement block, and place them on the next line.
 
 ### Don't:
 
-```
+```c#
 private Foo()
 {
     if (Bar==null) // <- missing braces surrounding if action
@@ -197,7 +198,7 @@ private Foo()
 
 ### Don't:
 
-```
+```c#
 private Foo() { // <- Open bracket on same line
     if (Bar==null) DoThing(); <- if action on same line with no surrounding brackets 
     else DoTheOtherThing();
@@ -206,7 +207,7 @@ private Foo() { // <- Open bracket on same line
 
 ### Do:
 
-```
+```c#
 private Foo()
 {
     if (Bar==true)
@@ -226,7 +227,7 @@ If the class, struct, or enum can be made private then it's okay to be included
 
 ### Don't:
 
-```
+```c#
 public class MyClass
 {
     public struct MyStruct() { }
@@ -237,7 +238,7 @@ public class MyClass
 
 ### Do:
 
- ```
+ ```c#
  // Private references for use inside the class only
 public class MyClass
 {
@@ -249,27 +250,27 @@ public class MyClass
 
  ### Do:
 
- ```
+ MyStruct.cs
+ ```c#
  // Public Struct / Enum definitions for use in your class.  Try to make them generic for reuse.
-MyStruct.cs
 public struct MyStruct
 {
     public string Var1;
     public string Var2;
 }
 ```
 
-```
 MyEnumType.cs
+```c#
 public enum MuEnumType
 {
     Value1,
     Value2 // <- note, no "," on last value to denote end of list.
 }
 ```
 
-```
 MyClass.cs
+```c#
 public class MyClass
 {
     private MyStruct myStructreference;
@@ -285,7 +286,7 @@ To ensure all Enum's are initialized correctly starting at 0, .NET gives you a t
 
 ### Don't:
 
-```
+```c#
 public enum Value
 {
     Value1, <- no initializer
@@ -296,7 +297,7 @@ public enum Value
 
 ### Do:
 
- ```
+ ```c#
 public enum ValueType
 {
     Value1 = 0,
@@ -311,7 +312,7 @@ It is critical that if an Enum is likely to be extended in the future, to order
 
 ### Don't:
 
-```
+```c#
 public enum SDKType
 {
     WindowsMR,
@@ -324,7 +325,7 @@ public enum SDKType
 
 ### Do:
 
- ```
+ ```c#
     /// <summary>
     /// The SDKType lists the VR SDK's that are supported by the MRTK
     /// Initially, this lists proposed SDK's, not all may be implemented at this time (please see ReleaseNotes for more details)
@@ -392,7 +393,7 @@ If there is a possibility for an enum to require multiple states as a value, e.g
 
 ### Don't:
 
-```
+```c#
 public enum Handedness
 {
     None,
@@ -403,7 +404,7 @@ public enum Handedness
 
 ### Do:
 
- ```
+ ```c#
  [flags]
 public enum HandednessType
 {
@@ -429,20 +430,20 @@ If you need to have the ability to edit your field in the inspector, it's best p
 
 ### Don't:
 
-```
+```c#
 public float MyValue;
 ```
 
 ### Do:
 
- ```
+ ```c#
  // private field, only accessible within script (field is not serialized in Unity)
  private float myValue;
   ```
 
 ### Do:
 
- ```
+ ```c#
  // Enable private field to be configurable only in editor (field is correctly serialized in Unity)
  [SerializeField] 
  private float myValue;
@@ -452,7 +453,7 @@ public float MyValue;
 
  ### Don't:
 
- ```
+ ```c#
  private float myValue1;
  private float myValue2;
 
@@ -471,7 +472,7 @@ public float MyValue;
 
  ### Do:
 
- ```
+ ```c#
  // Enable field to be configurable in the editor and available externally to other scripts (field is correctly serialized in Unity)
  [SerializeField]
  [ToolTip("If using a tooltip, the text should match the public property's summary documentation, if appropriate.")]
@@ -493,13 +494,13 @@ In some cases a foreach is required, e.g. when looping over an IEnumerable.  But
 
 ### Don't:
 
-```
+```c#
 foreach(var item in items)
 ```
 
 ### Do:
 
- ```
+ ```c#
 int length = items.length; // cache reference to list/array length
 for(int i=0; i < length; i++)
  ```
@@ -510,7 +511,7 @@ With the HoloLens in mind, it's best to optimize for performance and cache refer
 
 ### Don't:
 
-```
+```c#
 void Update()
 {
     gameObject.GetComponent<Renderer>().Foo(Bar);
@@ -519,7 +520,7 @@ void Update()
 
 ### Do:
 
- ```
+ ```c#
 [SerializeField] // To enable setting the reference in the inspector.
 private Renderer myRenderer;
 
@@ -544,7 +545,7 @@ Unity will create a new material each time you use ".material", which will cause
 
 ### Don't:
 
-```
+```c#
 public class MyClass
 {
     void Update() 
@@ -557,7 +558,7 @@ public class MyClass
 
 ### Do:
 
- ```
+ ```c#
  // Private references for use inside the class only
 public class MyClass
 {