reffering to OFED from README

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
adding support for Visibility Control of Accelio.
library users have access to functions that are defined in libxio.map

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
reviewing documentation comments in xio_user.h

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
removing redundent function declaration

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
[BUG-FIX] - opening connection while the session in "redirect" state returned NULL

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
removing unused parameter

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
more error checks

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
adding error checks upon opening device thread

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
structure size is too big on stack. now allocated on heap

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>