in reply to perl one-liner, is it possible?

If the file is not too big you can read entire file and then join the lines, like this: 
perl -e '@_ = <STDIN>; $_=join("", @_); s/\n\s{1}//gm; print'

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Igor 'izut' Sutton
your code, your rules.

In Section Seekers of Perl Wisdom