Reviewed-by: alanb

Summary: updated files with 2011, 2012 and 2013 years according to the file's last updated date
Reviewed-by: tbell, lancea, chegar

Reviewed-by: sherman, ulfzibis

Reviewed-by: chegar

Reviewed-by: chegar, ksrini

Reviewed-by: andrew

7129029: (fs) Unix file system provider should be buildable on platforms that don't support O_NOFOLLOW
Reviewed-by: alanb

Reviewed-by: darcy, weijun

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

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