Make links mergeable.

Author: SergioEstevao

Aztec/Classes/Libxml2/DOM/Data/Element.swift

@@ -30,7 +30,7 @@ public struct Element: RawRepresentable, Hashable {
     public static var mergeableBlockLevelElements = Set<Element>([.blockquote, .div, .figure, .figcaption, .h1, .h2, .h3, .h4, .h5, .h6, .hr, .li, .ol, .ul, .p, .pre])
 
     /// List of style HTML elements that can be merged together when they are sibling to each other
-    public static var mergeableStyleElements = Set<Element>([.i, .em, .b, .strong, .strike, .u, .code, .cite])
+    public static var mergeableStyleElements = Set<Element>([.i, .em, .b, .strong, .strike, .u, .code, .cite, .a])
 
     /// List of block level elements that can be merged but only when they have a single children that is also mergeable
     ///