HPCC-3155 Std.File.RemotePull compression docs

Signed-off-by: Richard Taylor <richard.taylor@lexisnexis.com>
HPCC-3155 RemotePull.xml

Signed-off-by: Richard Taylor <richard.taylor@lexisnexis.com>
Merge pull request #4066 from RichardTaylorHPCC/B3155

HPCC-3155 Std.File.RemotePull compression docs

Reviewed-By: Gavin Halliday <gavin.halliday@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>