The principal change here is ptlrpc_connect_import and recovery are
merged and are now asynchronous and are run on ptlrpcd.

This branch also includes fixes for

  2477 (this was the initial bug)

  2355 recover for initial connections

  1934 (b_1934 was merged directly to b_recovery)

  1901 block all file creations until orphan recovery completes

  2423 client remove rq_connection from request struct

  2640 conf-sanity test_5, and proper cleanup in umount when
       cleanup log is not availale.

  2670 recovery timer race

  2532 mdc_close recovey bug

And few others that werent' filed.

r=ccooper

Fix problem where none of the tests were checking for a successfull cleanup.
Error in cleanup when modules are still loaded.

r=shaver

work with --mkfsoptions of ost in lmc and lconf

r=shaver

rewrite new_uuid function for lmc

up for it.
r=coop

r=shaver

Deal with the double-quote,single-quote, and backslash in batchfile of "lmc --batch batchfile".

r=ccooper

is reported at the end.

r=adliger

fix bug in sanity test 60 where llog_test was oopsing in insmod on ia64

        with --inode-size override for lmc and lconf
r=rread,adilger

b=2587

r=adilger
add a test case to sanity.sh for lfs find