Install "MarkdownEditing" plugin and disable native "Markdown" package because it conflicts with the plugin.

kblum · kblum · commit 72c570ed34b8 · 2014-04-10T20:28:45.000+02:00
MarkdownEditing: https://sublime.wbond.net/packages/MarkdownEditing
diff --git a/Package Control.sublime-settings b/Package Control.sublime-settings
@@ -10,6 +10,7 @@
 		"INI",
 		"Jinja2",
 		"LineEndings",
+		"MarkdownEditing",
 		"nginx",
 		"Package Control",
 		"Pretty JSON",
diff --git a/Preferences.sublime-settings b/Preferences.sublime-settings
@@ -5,6 +5,7 @@
 	"hot_exit": true,
 	"ignored_packages":
 	[
+		"Markdown",
 		"Vintage"
 	],
 	"line_padding_bottom": 2,
