[birt-dev]CheckIn: Add notes to stay some osgi config are "reserved" one

["Wei Wang" <wwang@xxxxxxxxxxx>]

Title: [birt-dev]CheckIn: Add notes to stay some osgi config are "reserved" ones in PlatformConfig

- Summary:
add notes to stay some osgi config are "reserved" ones in PlatformConfig

- Bugzilla Bug (s) Resolved:
None

- Description:
add notes to stay some osgi config are "reserved" ones in PlatformConfig

as follow:
"set the configuration used by the OSGi framework. The configuration includes all valid osgi configs except some reserved as follow"

- Tests Description  :
None Test

- Notes to Build Team:
None

- Notes to Developers:
None

- Notes to QA:  
None

- Notes to Documentation:  
None

- Files Edited:
"/org.eclipse.birt.core/src/org/eclipse/birt/core/framework/PlatformConfig.java"

- Files Added:
None

- Files Deleted
None

- Wei Wang
Actuate Software(Shanghai) Co.,Ltd