Rename some crucial class members
Change a couple of things and write some notes
 * Add notes about the current state of the code
 * Remove some redundant duplicate code from addCell (which should
 really be called fucking addRow, okay?)
 * Replace a function local var with a class member so that I can use it
 later on in onSecTick()
Remove unnecessary initialization

Because they get set at the constructor
Prepare to implement torrent groups