dynamic fsync: add reboot notifier to force flush outstanding data

this should further prevent data corruption from kernel panics and
forced reboots

bump version to 1.2

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	fs/dyn_sync_cntrl.c
dynamic fsync: add kernel panic notifier to force flush outstanding data

more paranoia safety checks

Signed-off-by: Paul Reioux <reioux@gmail.com>
dynamic fsync: don't disable fdatasync()

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	fs/sync.c
dynamic fsync: favor true case since most will be using this feature

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	fs/sync.c
dynamic filesync: add some cache optimizations

and clean up file format and typos

bump version to 1.1

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	fs/dyn_sync_cntrl.c
	fs/sync.c
derp