fix pic cache, (year) in title

Remove cache for jpgs
passed manual and forced fields to agent
changed logs to show if manual search
year added to title so only use year when a conflict exist, like:
   . http://anidb.net/per...w=anime&aid=205 Tenchi Muyou! Ryououki
   . http://anidb.net/per...=anime&aid=2509 Tenchi Muyou! Ryououki (1994)
   . http://anidb.net/per...=anime&aid=2510 Tenchi Muyou! Ryououki (2003)