Revert "Audio continue to played even if paused manually"

This reverts commit 6f60a602df5dfe3c7fb3d9eb946ca3d9b097a26c.
Revert "FIX Null Pointer Exception on dialog cancel"

This reverts commit 12bf69dd9eddf652a18141c4ee28d3a8a72ded1b.
Revert "Applying ChannelScrolling to remove calculateDragAngle"

This reverts commit 57f7c32ff02daccb92941591a7c4b7e71ba02ca0.