Proposal to add password argument

[allyoucanmap]

Hi, while testing the pg2b3dm application I noticed that the password argument was not available so I applied a patch on a fork to make it available with --password (see this commit geosolutions-it@edbfec3).
I needed this additional argument to make the pg2b3dm running on a node and python subprocess

[allyoucanmap]

I could prepare a PR if you are interested on this enhancement

[bertt]

Hi, you can set environment variable 'PGPASSWORD' before running

[allyoucanmap]

Thanks @bertt, I missed that part in the documentation. Closing the issue