8073445: (fs) FileSystem.getPathMatcher(...) should check syntax component without regard to case
Summary: Change String equals() to equalsIgnoreCase() where needed.
Reviewed-by: alanb

6943119: Rebrand source copyright notices
Reviewed-by: darcy, weijun

6866397: (file) PathMatcher with regex syntax doesn't match as expected (win)
Summary: Use unicode_case_insensitive for windows path matcher for now.
Reviewed-by: alanb

6781363: New I/O: Update socket-channel API to jsr203/nio2-b99
4313887: New I/O: Improved filesystem interface
4607272: New I/O: Support asynchronous I/O
Reviewed-by: sherman, chegar