squash logging playbook output

* send collect_logs playbook out to collect_logs.txt

Change-Id: I5872ab24e5fe2e6fc2c9f26fc0d63372e3ac9950
reorg/run.sh: does not dump settings by default

Introduces behavioural change in run.sh

- Deprecates the --no-create-run-settings: run_settings.yml is only
  created if --create-run-settings is passed explicitly

run.sh returns proper exit code

Change-Id: I2b21aa54a7db74b1cb2ad3c7e881c6542bc1b8e0