Halo: allow choose notifications on floating window or not (2/2)

Change-Id: I27953a6cd25248e07f4ed18a0db459b7c2f68cc5
PT-BR translations

Change-Id: I457e2bc31b2525a7efc513902942c0d077748705
Merge https://github.com/cristianomatos/android_packages_apps_Settings into HEAD