Added parameter to ea exception to signalize that the ea is ok, but date is wrong

On writing the extended attributes/alternative data streams to a file, the last
modification date is updated on ntfs. Restoring the old modification date can
produce an IOException. This can now be signalized and handled correctly.
Improved EA Reader test for windows
Removed duplicated category from test case
Merge branch 'rc/2.0.0' into develop