COPY statement support

EATTR can be added to the PROCESS COPY statement TO side.

To add EATTR to a PROCESS COPY statement TO side, use this syntax:
COPY FROM (…) TO (DSN=… DISP=(NEW,…) EATTR=[OPT|NO|<blank>]
Note: A blank or null value for EATTR is valid in COPY statements and will ensure the created data set has no EATTR value.

The EATTR parameter is on the COPYFILE Receiving File panel:

node.name          COPYFILE - RECEIVING FILE (z/OS or OS/390)      TIME: hh:mm
  CMD ==>

  NODE NAME: Q1A.ZOS.V6100
  RECEIVING DSNAME:  ____________________________________________________________
 ________________________________________________________________________________
 ________________________________________________________________________________
 ______________________________
  DISPOSITION:     ( NEW , CATLG_ , ______ )
  UNIT PARAMETER:  ( ________________________________ )
  VOLUME SERIAL(S):( _______________________________________________________ )  )
         RETAIN: _ (Y OR N)   COUNT: ___ (1-255)
  DCB PARAMETER:   ( __________________________________________________________ )
  LABEL PARAMETER: ( ____________________________________________ )
  SPACE:           ( ________________________________ )
  TYPE KEY:          ________    MSVGP NAME:  ________
  SYSOPTS:  _____________________________________________________________________
  SMS: DATA CLASS: ________  STORAGE CLASS: ________  MGMT CLASS: _________
       AVERAGE RECS: _ DSNTYPE: _______ VERSION: _ MAXGENS: __________ EATTR: ___
       VSAM ORGANIZATION: ____ KEY LENGTH: ___   KEY OFFSET: _____
       LIKE DSNAME:    ____________________________________________
       SECURITY MODEL: ____________________________________________
       GENERIC MODEL:  ___  (YES OR NO)
Attention: Do not attempt to deliver a file with EATTR present in a COPY statement to a node that is running a version of Connect:Direct® for z/OS® without EAV support. It will cause these errors on the receiving node:
SDAA098I - UNKNOWN 5 BYTE KEYWORD FOUND IN SYSOPTS
SDAA001I - SYSOPTS=EATTR
SDAA004I - SYSOPTS=" EATTR=OPT"