Reduce output in log files

Previously ran 'pip freeze' (> log) twice to get list of pip packages
installed during build.  Run 'pip list' (> file) twice and archive the
files and diffs. Configured 'logs-deploy.sh' to run as separate Jekins
script.

Issue: RELENG-1902
Change-Id: Ib0f99bd1eb125015467c7eaf91d26c76e92bffa0
Signed-off-by: Tim Johnson <tijohnson@linuxfoundation.org>