[8u60] Request for approval for JDK-8075006, JDK-8075927, and JDK-8073868

[Hannes Wallnoefer]

Please approve backport of the following three Nashorn bugs to 8u60:

Bug: https://bugs.openjdk.java.net/browse/JDK-8075006
Webrev: http://cr.openjdk.java.net/~hannesw/8075006/
Review thread: 
http://mail.openjdk.java.net/pipermail/nashorn-dev/2015-March/004335.html

Bug: https://bugs.openjdk.java.net/browse/JDK-8075927
Webrev: http://cr.openjdk.java.net/~hannesw/8075927/
Review thread: 
http://mail.openjdk.java.net/pipermail/nashorn-dev/2015-March/004399.html

Bug: https://bugs.openjdk.java.net/browse/JDK-8073868
Webrev: http://cr.openjdk.java.net/~hannesw/8073868/
Review thread: 
http://mail.openjdk.java.net/pipermail/nashorn-dev/2015-March/004397.html

The changes apply cleanly to 8u-dev after reshuffling path names.

Thanks,
Hannes