Linux: Moved input focus handling to LinuxDisplay. Bumped Sys.JNI_VERSION
Windows: When parented, take focus on mouse click
Linux: When parented, take focus on click
make kappaOne happy
Windows: Use current Mouse.isGrabbed() when determining grab status
Windows: Don't grab mouse when not focused
added missing libjinput-linux64.so when packaging
Added line about tracking parent size to Display.setParent javadoc
tagging 2.0 alpha 3
2.0a3 version string
