libsbc: Build libsbc 1.2

Signed-off-by: Daniel Stodden <daniel.stodden@gmail.com>
libsbc: Neater title.

Signed-off-by: Daniel Stodden <daniel.stodden@gmail.com>
invite: Fix install and bump up to v0.2.

Signed-off-by: Daniel Stodden <daniel.stodden@gmail.com>