Markdown Preview is now supported by facelessuser

Limit Markdown Preview to ST3, rename to MarkdownPreview, and redirect to new supported location.

repository/m.json

@@ -421,13 +421,14 @@
 			]
 		},
 		{
-			"name": "Markdown Preview",
-			"details": "https://github.com/revolunet/sublimetext-markdown-preview",
+			"name": "MarkdownPreview",
+			"details": "https://github.com/facelessuser/MarkdownPreview",
 			"labels": ["markdown", "preview", "build"],
+			"previous_names": ["Markdown Preview"],
 			"releases": [
 				{
-					"sublime_text": "*",
-					"tags": true
+					"sublime_text": ">=3000",
+					"tags": "st3-"
 				}
 			]
 		},