Don't log system prop or env var values at boot if their name contains 'password'
[WFCORE-443] When an overridable directory is defined in the system properties and the directory grouping is set to by-server (the default) ensure the server name is appended to the directory.
Merge pull request #355 from bstansberry/hide-pwd

Don't log system prop or env var values at boot if their name contains '...
Merge pull request #404 from jamezp/WFCORE-443

[WFCORE-443] When an overridable directory is defined in the system prop...