no longer seeds if it's not meant to. Fixes https://github.com/frostwire/frostwire-android/issues/54
Fixes https://github.com/frostwire/frostwire-android/issues/59 (after looking at the desktop code)
Boolean master bug fix (bad size reporting of partial downloads).
Updates on Transfer manager menu items behavior
Merged frostwire-common changes
plugged Yify, renamed classes, had typo in name.
Split 'common/' into commit 'dca9e9937248a90f3d175040a0b22cdb7da64d21'

git-subtree-dir: common
git-subtree-mainline: 1d1be36e688f90ee1f7be2468e31d471dc4fadb5
git-subtree-split: dca9e9937248a90f3d175040a0b22cdb7da64d21