Merge branch 'derek121/getting-started-typos' into maint

* derek121/getting-started-typos:
  Fix typos

OTP-12478

system/doc/getting_started/conc_prog.xml

@@ -538,7 +538,7 @@ ping finished</pre>
     <p>Before we start, let's note the following:</p>
     <list type="bulleted">
       <item>
-        <p>This example will just show the message passing logic- no
+        <p>This example will just show the message passing logic - no
           attempt at all has been made to provide a nice graphical user
           interface. This can, of course, also be done in Erlang - but
           that's another tutorial.</p>
@@ -571,7 +571,7 @@ ping finished</pre>
 %%%     already logged in at the same node, login will be rejected
 %%%     with a suitable error message.
 %%% logoff()
-%%%     Logs off anybody at at node
+%%%     Logs off anybody at that node
 %%% message(ToName, Message)
 %%%     sends Message to ToName. Error messages if the user of this 
 %%%     function is not logged on or if ToName is not logged on at

system/doc/getting_started/records_macros.xml

@@ -97,7 +97,7 @@
 %%%     with a suitable error message.
 
 %%% logoff()
-%%%     Logs off anybody at at node
+%%%     Logs off anybody at that node
 
 %%% message(ToName, Message)
 %%%     sends Message to ToName. Error messages if the user of this 

system/doc/getting_started/robustness.xml

@@ -214,9 +214,9 @@ Ping received pong</pre>
       signal to be sent to "pong" which will also terminate.</p>
     <p>It is possible to modify the default behaviour of a process so
       that it does not get killed when it receives abnormal exit
-      signals, but all signals will be turned into normal messages on
+      signals, but all signals will be turned into normal messages with
       the format <c>{'EXIT',FromPID,Reason}</c> and added to the end of
-      the receiving processes message queue. This behaviour is set by:</p>
+      the receiving process' message queue. This behaviour is set by:</p>
     <code type="none">
 process_flag(trap_exit, true)</code>
     <p>There are several other process flags, see
@@ -289,7 +289,7 @@ pong exiting, got {'EXIT',&lt;3820.39.0>,ping}</pre>
 %%%     already logged in at the same node, login will be rejected
 %%%     with a suitable error message.
 %%% logoff()
-%%%     Logs off anybody at at node
+%%%     Logs off anybody at that node
 %%% message(ToName, Message)
 %%%     sends Message to ToName. Error messages if the user of this 
 %%%     function is not logged on or if ToName is not logged on at