@ladislav @earl @cyphre  various fixes see description

added ladislav corrections on help string of assertion and transcode
* added ladislav corrections on help string of first+
* added ladislav corrections on help string of BIND and UNBIND
* added ladislav Make build platform handling more robust
* added ladislav Fix clipboard device code so it works identically under
non-wide-char platforms
* added earl Fix PARSE THRU integer operation
* added cyphre DECOMPRESS/GZIP fix
* cyphre fix allows to set event/window or event/gob fields.
* ladislav Fix GC crash with gob/parent handling