Default to saving the log file in the users homwe directory.
Default to saving the log file in the users homwe directory.

Previously it was saved in whichever was the current directory at the time the
script was run, leading to files left all over the place.

A future commit will allow the old behaviour to be chosen if required from a
command line option.

Signed-off-by: Grant Ramsay <4ab1b2fdb7784a8f9b55e81e3261617f44fd0585@gmail.com>

seapagan/update_repo,seapagan/update_repo,seapagan/update_repo,seapagan/update_repo