Forked media conversion processes don't expose env properties

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 6.1.0 CE GA1, 6.1.10 EE GA1, 6.2.0 CE M2
• Fix Version/s: 6.1.1 CE GA2, 6.1.10 EE GA1, 6.1.20 EE GA2, --Sprint 11/12, 6.2.0 CE M2
• Component/s: ~[Archived] WCM
• Labels: None
• Branch Version/s:
  6.1.x
• Backported to Branch:
  Committed
• Added to Fix Pack:
  Added
• Git Pull Request: https://github.com/shuyangzhou/liferay-portal/pull/78

The portal exposes all environment variables as system properties by prefixing them with env.* (e.g. 'env.PATH').

Forked child JVMs do not expose those properties which can lead to problems on systems that rely on them. There should be a consistency in behavior between the parent and child JVMs.