7020888: (file) Miscellaneous and trivial clean-ups (typos and opportunities to use suppressed exceptions)
Reviewed-by: mduigou, chegar

Reviewed-by: darcy, weijun

Reviewed-by: chegar, sherman

Reviewed-by: xdono

Reviewed-by: sherman

Reviewed-by: forax

Reviewed-by: darcy, weijun

Reviewed-by: chegar

6876541: (file) Files.walkFileTree(...): no SecurityException if read access to the starting file is denied
Reviewed-by: chegar

6868627: (spec) Files.walkFileTree doesn't make it clear that uncaught errors and exceptions are propagated
Reviewed-by: sherman

Reviewed-by: andrew, darcy

Reviewed-by: sherman

Reviewed-by: sherman

Reviewed-by: alanb

Summary: Fix up jsr203 file javadoc related to symbolic links
Reviewed-by: alanb

6844313: New I/O: File timestamps should be represented by a FileTime rather than a long+TimeUnit
Reviewed-by: sherman

Reviewed-by: alanb

6814590: Legal notice repair needed in jdk/test/java/awt/Frame/FrameSize/TestFrameSize.java
6814591: Legal notice repair needed in jdk/test/javax/script/Test3.java
Reviewed-by: alanb, xdono

Reviewed-by: vinnie
Contributed-by: cquinn@google.com

6808647: (file) Paths.get("C:").newDirectoryStream() iterates over Path elements with additional slash [win]
6808648: (file) Files.walkFileTree should obtain file attributes during iteration [win]
Reviewed-by: sherman

4313887: New I/O: Improved filesystem interface
4607272: New I/O: Support asynchronous I/O
Reviewed-by: sherman, chegar