convert-linux-jcl.py

What this script is for:
As part of OPC - TWS conversion, there is a need to convertd the scripts 
that are used by Linux job, and are held in MF library.

What the script does:
The script process all scripts in the directory, and for each:
Remove the //* OPC control cards.
Replace the & at the beginning of OPC variables name with $, as we 
      assume those will be placed as environment variables by Control-M 
      when job is submitted.
Notify on any other user of &, probably as a date related variable


Script usage:

Copy the scripts from the library they resides in on the MF to a Linux directory
Run the script, and review the messages

Invoke the script by: 
      convert-linux-jcl.py -i <inputdir> -o <outputdir> [-e <encoding>]

-i <inputdir> - the input directory to be processed
-o <outputdir> - directory to place the converted scripts
-e <encoding> - Encoding to be used when reading the scripts. Optional, default ANSI
