add MarkdownHiglighting package

repository/m.json

@@ -268,6 +268,16 @@
 				}
 			]
 		},
+		{
+			"details": "https://github.com/braver/MarkdownHighlighting",
+			"labels": ["markdown", "language syntax", "gfm"],
+			"releases": [
+				{
+					"sublime_text": ">3100",
+					"branch": "master"
+				}
+			]
+		},
 		{
 			"name": "Markdown Extended",
 			"details": "https://github.com/jonschlinkert/sublime-markdown-extended",
@@ -513,7 +523,7 @@
 					"tags": true
 				}
 			]
-		},		
+		},
 		{
 			"name": "Material Theme",
 			"details": "https://github.com/equinusocio/material-theme",