Added support for BinarySemaphore to illustrate how to use Java built-in monitor objects.
Merge remote-tracking branch 'upstream/master'
Fixed version info.
fixed version info.
Merge remote-tracking branch 'upstream/master'
W8-A7 fleshed
Revert "W8-A7 fleshed"

This reverts commit 36e0100610f601430d453ef4f5377f53d2896028.
W8-A7 fleshed