Squashed 'GrOsmoSDR/gr-osmosdr/' content from commit 4bb2fa4

git-subtree-dir: GrOsmoSDR/gr-osmosdr
git-subtree-split: 4bb2fa4e2fcf51ceda47cbf681a5d985c8ffb9d5
Merge commit '85a3bf251a4e9f1f538259c9d2f8e1175559d49b' as 'GrOsmoSDR/gr-osmosdr'
soapy: work on osmosdr support