access: remove --with-ibssa key from configuration

 - Configuration key --with-ibssa is removed
 - Symbolic links for common sources and headers are created
 - Some trailing whitespace in Makefile.am are removed

Signed-off-by: Sasha Kotchubievsky <sashakot@mellanox.com>
Signed-off-by: Hal Rosenstock <hal@mellanox.com>