Update the features.rst file with newly DONE items
Update the features.rst file with newly DONE items

atodorov/libblockdev,rhinstaller/libblockdev,vpodzime/libblockdev,rhinstaller/libblockdev,vpodzime/libblockdev,snbueno/libblockdev,vpodzime/libblockdev,snbueno/libblockdev,rhinstaller/libblockdev,atodorov/libblockdev,atodorov/libblockdev,dashea/libblockdev,dashea/libblockdev