Add option to set resource pool minAvailable

[marcosmamorim]

This PR add options to pool_status

usage: pool_status.py [-h] [--list] [--pattern [POOL_PATTERN]]
                      [--pool-name POOL_NAME] [--set-min SET_MIN]

List and update Resource Pools

optional arguments:
  -h, --help            show this help message and exit
  --list                Lists all pools. [default: True]
  --pattern [POOL_PATTERN]
                        Search pool by pattern
  --pool-name POOL_NAME
                        Pool Name
  --set-min SET_MIN     Min replica

1. By default it will list all resources pools and settings
2. Using --pattern parameter you can filter the results by resource pool name
3. Update resource pool using --set-min <value> and --pool-name <pool_name>

A new virtual environment has created in prod on /home/ec2-user/virtualenvs/babylon-tools/