Made changes to ch03.asciidoc

ch03.asciidoc

@@ -692,11 +692,13 @@ We can further explore the block chain by examining the previous transaction ref
 Once the transaction we received has been confirmed by inclusion in a block, the +gettransaction+ command will return additional information, showing the _block hash (identifier)_ in which the transaction was included:
 
 
-----
-$ bitcoin-cli gettransaction 9ca8f969bd3ef5ec2a8685660fdbf7a8bd365524c2e1fc66c309acbae2c14ae3
-----
+++++
+<screen>
+$ bitcoin-cli gettransaction 9ca8f969bd3ef5ec2a8685660fdbf7a8bd365524c2e1fc66<?pdf-cr?>c309acbae2c14ae3
+</screen>
+++++
+
 
-[source,json]
 ++++
 <screen language="json">
 {
@@ -705,7 +707,7 @@ $ bitcoin-cli gettransaction 9ca8f969bd3ef5ec2a8685660fdbf7a8bd365524c2e1fc66c30
     "blockhash" : "000000000000000051d2e759c63a26e247f185ecb7926ed7a6624bc31c<?pdf-cr?>2a717b",
     "blockindex" : 18,
     "blocktime" : 1392660808,
-    "txid" : "9ca8f969bd3ef5ec2a8685660fdbf7a8bd365524c2e1fc66c309acbae2c14ae<?pdf-cr?>3",
+    "txid" : "9ca8f969bd3ef5ec2a8685660fdbf7a8bd365524c2e1fc66c309acbae2c14ae3",
     "time" : 1392660908,
     "timereceived" : 1392660908,
     "details" : [