OCFS2: add maintenance mode and storage clusters

Signed-off-by: David Scott <dave.scott@citrix.com>
Add some more OCFS2 thoughts, extend the doc with more sections

Signed-off-by: David Scott <dave.scott@citrix.com>
Add more OCFS2 notes

Signed-off-by: David Scott <dave.scott@citrix.com>
More OCFS2 notes

Signed-off-by: David Scott <dave.scott@citrix.com>
ocfs2: add a few more notes

Signed-off-by: David Scott <dave.scott@citrix.com>
OCFS2: add more about I/O monitoring

Signed-off-by: David Scott <dave.scott@citrix.com>
OCFS2: talk about XenServer HA timeouts

Signed-off-by: David Scott <dave.scott@citrix.com>
OCFS2: add more about timeouts

Signed-off-by: David Scott <dave.scott@citrix.com>
ocfs2: add another TODO

Signed-off-by: David Scott <dave.scott@citrix.com>
ocfs2: attempt to fix broken link

Signed-off-by: David Scott <dave.scott@citrix.com>
Merge pull request #29 from djs55/ocfs2

Early draft of the OCFS2 proposal