Use soft wrap instead of font size in example hack

dot-atom/init.coffee

@@ -4,10 +4,11 @@
 # after packages are loaded/activated and after the previous editor state
 # has been restored.
 #
-# An example hack to make opened Markdown files have larger text:
+# An example hack to make opened Markdown files always be soft wrapped:
 #
 # path = require 'path'
 #
 # atom.workspaceView.eachEditorView (editorView) ->
-#   if path.extname(editorView.getEditor().getPath()) is '.md'
-#     editorView.setFontSize(24)
+#   editor = editorView.getEditor()
+#   if path.extname(editor.getPath()) is '.md'
+#     editor.setSoftWrap(true)