PAX ASLR/SEGVGUARD: changed default jail settings

Signed-off-by: Oliver Pinter <op@freebsd.org>
PAX SEGVGUARD: change sv_inode type from hardcoded uint32_t to ino_t

Signed-off-by: Oliver Pinter <op@freebsd.org>
PAX ASLR/SEGVGUARD: added UPDATING entry

Signed-off-by: Oliver Pinter <oliver.pntr@gmail.com>
PAX SEGVGUARD: use sbintime instead of microtime.

The expirity of process are relative to uptime in sbintime format.

Signed-off-by: Oliver Pinter <oliver.pntr@gmail.com>
PAX SEGVGUARD: fix typo

Signed-off-by: Oliver Pinter <oliver.pntr@gmail.com>
PAX SEGVGUARD: reword sysctl description

Signed-off-by: Oliver Pinter <oliver.pntr@gmail.com>
PAX ASLR: reword sysctl description

Signed-off-by: Oliver Pinter <oliver.pntr@gmail.com>