removed every reference to BDB from configure.ac
removed every reference to BDB from configure.ac

Signed-off-by: Amar Tumballi <amar@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 343 (Placeholder bug for adding volgen into rpm, bdb makefile changes, etc)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=343

Kaushikbv/Gluster,Kaushikbv/Gluster,Kaushikbv/Gluster