merged table header and online changes

gossip.asciidoc

@@ -43,11 +43,12 @@ It might be usefull to get familiar with the different terminology that we have
 [options="header"]
 |===
 |  | Channel Graph  |peer to peer network
-| Name     | channel | connection |
+| Name     | channel | connection 
-| initiate | open | (re)connect |
+| initiate | open | (re)connect 
-| finalize | close| terminate|
+| finalize | close| terminate
 | technology | Bitcoin Blockchain | encrypted TCP/IP connection
 | lifetime | until funding spent | while peers are online
+|===
 
 As the Lightning Network is a peer-to-peer network, some initial bootstrapping
 is required in order for peers to discover each other.  Within this chapter

node_operations.asciidoc

@@ -277,10 +277,10 @@ In addition, if you have connected an external drive, you will need to tell the
 On most Linux systems you can create a new user with the +useradd+ command, like this:
 
 ----
-$ sudo useradd -d /external_drive/bitcoin -s /dev/null bitcoin
+$ sudo useradd -m -d /external_drive/bitcoin -s /dev/null bitcoin
 ----
 
-The +d+ flag assigns the user's home directory. In this case, we put it on the external drive. The +s+ flag assigns the user's interactive shell. In this case we set it to +/dev/null+ to disable interactive shell use. The last argument is the new user's username +bitcoin+.
+The +m+ and +d+ flags create the user's home directory as specified by /external_drive/bitcoin in this case. The +s+ flag assigns the user's interactive shell. In this case we set it to +/dev/null+ to disable interactive shell use. The last argument is the new user's username +bitcoin+.
 
 ==== Node startup