data/sound.yml - remove the TODO

not relevant, keep the data file in YCP for now,
can be changed easily after the final conversion
(the file generator is already written in ruby)
data/slp.yml - removed FIXME note

fixed upstream (https://github.com/yast/yast-slp/pull/3)
data/ycp-ui-bindings.yml - removed FIXME

fixed in upstream (https://github.com/yast/yast-ycp-ui-bindings/pull/7)
data/pos-installation.yml - removed FIXME blocks, updated patch

fixed in upstream
data/wagon.yml - removed FIXME note

the support for control files is not worth of adding it,
it is used just in 5 installation specific packages...
data/installation.yml - removed TODO note

autoinstall/modules/*.desktop targets are used in 3 packages,
it's not worth of implementing that...
data/update.yml - removed FIXME note

fixed in upstream (https://github.com/yast/yast-update/pull/7)
Merge pull request #577 from lslezak/sound_update

data/sound.yml - remove the TODO
Merge pull request #578 from lslezak/pos-installation_cleanup

data/pos-installation.yml - removed FIXME blocks
Merge pull request #579 from lslezak/ycp-ui-bindings_cleanup

data/ycp-ui-bindings.yml - removed FIXME
Merge pull request #580 from lslezak/slp_cleanup

data/slp.yml - removed FIXME note
Merge pull request #581 from lslezak/wagon_cleanup

data/wagon.yml - removed FIXME note
Merge pull request #582 from lslezak/installation_cleanup

data/installation.yml - removed TODO note
Merge pull request #583 from lslezak/update_cleanup

data/update.yml - removed FIXME note