add package to provide syntax highlighting for various circuit based files.

repository/c.json

@@ -1153,6 +1153,17 @@
 				}
 			]
 		},
+		{
+			"name": "Circuits",
+			"details": "https://github.com/jdpatt/sublime-circuits",
+			"labels": ["language syntax"],
+			"releases": [
+				{
+					"sublime_text": "*",
+					"tags": true
+				}
+			]
+		},
 		{
 			"name": "Cirru",
 			"details": "https://github.com/cirru/sublime-cirru",