Tweaked aura calculations to ignore the page limit - fix #50

Added a global A deduction by inversing the aura function
Use the displayed Ag only for agProgression value
Moved the aura parser to utils lib
Removed 500+ torrents alert
Added mouseover comments on summary - close #55

Added /summary/ in torrent_list module
Added some options to avoid filter & tag loading on some
pages on torrent_list module
Added age column as it seems to be fully compatible with
summary