Edited ch06_transactions.adoc with Atlas code editor

ch06_transactions.adoc

@@ -931,12 +931,12 @@ a txid is called _segregated witness_ (segwit).
 
 The obvious method for implementing segwit requires a
 change to Bitcoin's consensus rules that would not be compatible with
-older full nodes, also called
+older full nodes, also ((("hard forks")))((("forks", "hard")))called
 a _hard fork_.  Hard forks come with a lot of challenges, as we'll
 discuss further in <<hard_forks>>.
 
 An alternative approach to segwit was described in late 2015.  This
-would use a backward-compatible change to the consensus rules, called a
+would use a backward-compatible change to the consensus rules, ((("soft forks")))((("forks", "soft")))called a
 _soft fork_.  Backward compatible means that full nodes implementing
 the change must not accept any blocks that full nodes without the change
 would consider invalid.  As long as they obey that rule, newer full