Add support for red color of $ keyword for PowerShell scripts

Author: maximetinu

README.md

@@ -11,7 +11,7 @@ While I put special focus on making it identical specifically for C#, it is also
 *(yes, that's a made-up word)*
 
 - **First class support *(100% identicality guaranteed)*:** C#.  
-- **Second class support *(identical or close to identical, but not heavily tested)*:** C, C++, Python
+- **Second class support *(identical or close to identical, but not heavily tested)*:** C, C++, Python, PowerShell
 - **Third class support *(it will work and should be similar, but wasn't developed or tested. Even if it's identical it wasn't on purpose)*:** Javascript, Ruby, Java, all others.
 
 ## Screenshots (for C#)

themes/sublime-monokai-color-theme.json

@@ -585,6 +585,14 @@
 				"fontStyle": "",
 				"foreground": "#66D9EF"
 			}
+		},
+		// Second class PowerShell support
+		{
+			"name": "Sublime PowerShell Red $",
+			"scope": "punctuation.definition.variable.powershell",
+			"settings": {
+				"foreground": "#F92672"
+			}
 		}
 	],
 	"semanticHighlighting": false