update comments

Author: 317787106

framework/src/main/resources/config.conf

@@ -1,6 +1,6 @@
 net {
   # Type can be 'mainnet' or 'testnet', refers to address type.
-  # Hex address of 'mainnet' begin with 0x41,and 'testnet' begin with 0xa0.
+  # Hex address of 'mainnet' begin with 0x41, and 'testnet' begin with 0xa0.
   # Note: 'testnet' is not related to TRON network Nile, Shasta or private net
   type = mainnet
 }
@@ -186,7 +186,7 @@ node {
   inactiveThreshold = 600 //seconds
 
   p2p {
-    version = 11111 # mainnet:11111; nile:201910292;
+    version = 11111 # Mainnet:11111; Nile:201910292; Shasta:1
   }
 
   active = [
@@ -671,7 +671,7 @@ block = {
 }
 
 # Transaction reference block, default is "solid", configure to "head" may cause TaPos error
-trx.reference.block = "solid" // head;solid;
+trx.reference.block = "solid" // "head" or "solid"
 
 # This property sets the number of milliseconds after the creation of the transaction that is expired, default value is  60000.
 # trx.expiration.timeInMilliseconds = 60000