NAME: poes_write_config PURPOSE: Writes the poes_config file CALLING SEQUENCE: poes_write_config, copy=copy INPUT: none, the filename is hardcoded, 'poes_config.txt',and is put in a folder given by the routine poes_config_filedir, that uses the IDL routine app_user_dir to create/obtain it: my linux example: /disks/ice/home/jimm/.idl/themis/poes_config-4-linux OUTPUT: the file is written, and a copy of any old file is generated KEYWORD: copy = if set, the file is read in and a copy with the !stime appended is written out $LastChangedBy: egrimes $ $LastChangedDate: 2014-09-18 13:30:13 -0700 (Thu, 18 Sep 2014) $ $LastChangedRevision: 15821 $ $URL: svn+ssh://thmsvn@ambrosia.ssl.berkeley.edu/repos/spdsoft/trunk/projects/poes/poes_write_config.pro $