Remove ATTACH and SPAWN

Removed NEWS earlier; need to remove NEWS references.

repl/command.go

@@ -151,60 +151,6 @@ to DECNET nodes via the /NODE qualifier.`,
 			},
 		},
 	},
-	"ATTACH": {
-		Description: `Permits you to switch control of your  terminal  from  your  current
-process to another process in your job.
- 
-The ATTACH command allows you to move quickly between processes that
-you have created with the SPAWN command.  For example, while you are
-editing a file, you can SPAWN a subprocess to read a new message.
-Enter the ATTACH command to get back to back to the editing session.
-If you want to read another new message, you can use the ATTACH command
-to get back to the BULLETN subprocess you already created.
- 
-   Format:
- 
-       ATTACH [/PARENT] [process-name]`,
-		MaxArgs: 1,
-		Flags: dclish.Flags{
-			"Parameters": {
-				Description: `process-name
- 
-  Indicates the name of the subprocess to which the connection  is  to
-  be made. Only the /PARENT qualifier or a process-name may be specified.
-`,
-			},
-			"Qualifiers": {
-				Description: `/PARENT
- 
-   Allows you to attach to your process' parent process.
-   If there is no parent process an error message is printed.
- 
-`,
-			},
-			"Examples": {
-				Description: `  1.   
-       $ SPAWN BULLETIN
-       %DCL-S-SPAWNED, process MAGNANI_3 spawned
-       %DCL-S-ATTACHED, terminal now attached to process MAGNANI_3
-       BULLETIN> ATTACH MAGNANI_2
-       %DCL-S-RETURNED, control returned to process MAGNANI_2
-       $ ATTACH MAGNANI_3
-       BULLETIN>
- 
- 
-  This  example  shows  how  to  spawn  subprocesses  (MAGNANI_2   and
-  MAGNANI_3) to move from BULLETIN to DCL back to BULLETIN.  The ATTACH 
-  command  allows you to transfer control between subprocesses.
- 
- 
-                                  NOTE
- 
-      You always SPAWN a new process and ATTACH to a process  that
-      already exists.`,
-			},
-		},
-	},
 	"BACK": {
 		Description: `Displays the message preceding the current message.`,
 		Flags: dclish.Flags{
@@ -2172,17 +2118,6 @@ linked.
 			},
 		},
 	},
-	"SPAWN": {
-		Description: `Creates  a  subprocess  of  the current process.  To return to BULLETIN,
-type LOGOUT.
- 
-  Format:
-    SPAWN [command-string]
- 
-NOTE: BULLETIN disables the use of  CONTROL-C,  so  that  you  must  use
-CONTROL-Y if you wish to break out of a spawned command.
-`,
-	},
 	"SUBSCRIBE": {
 		Description: `Used only for NEWS folders.  Specifies that BULLETIN will keep track  of
 the  newest  message  that has been read for that NEWS folder.  When the