There have been some changes that need documentation. This is the umbrella issue to keep track of them.
Autodetect modules available
Extend property substitution to user defined FRAMEWORK_SYSTEMPACKAGES_EXTRA and FRAMEWORK_SYSTEMPACKAGES properties for java9 module expansion.
Allow extension bundles when loaded with the PlattformClassLoader
Implement boot class path extension bundle support
Improve calculation of available system bundle exports
Improve framework lookup for bundle protocol urls
Switch to java.util.Random for startup performance
Remove android support.