r17185: Oh, I wanted to do this for sooo long time.

r17185: Oh, I wanted to do this for sooo long time.
Finally acknowledge that ldb is inherently async and does not have a dual personality anymore
Rename all ldb_async_XXX functions to ldb_XXX except for ldb_async_result, it is now ldb_reply
to reflect the real function of this structure.

Simo.
(This used to be commit 25fc7354049d62efeba17681ef1cdd326bc3f2ef)