Filter out empty text nodes around newlines

src/parser/from-tree.js

@@ -17,7 +17,7 @@ module.exports = function splitTextComponents(treeList) {
 				/* Remove the last newline, because it's not delimiting anything. */
 				splitItems.pop();
 
-				return all.concat(splitItems);
+				return all.concat(splitItems.filter(item => item.text != ""));
 			} else {
 				return all.concat(flatten(item.contents, tagStack.concat([item])));
 			}