libao: add version 1.1.0

This is basically a 99% import of Peter Tworek's recipe from tworaz666@gmail.com found in https://github.com/tworaz/oe-tworaz/blob/master/meta-jlime/recipes-support/libao/libao_1.1.0.bb

Signed-off-by: JC <jc@vtkloud.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>