fixed bugs: 480401 and 480403: 
-created window convert_weight for converting the weight of some weighted jumps, when jumper changes weight in a session)... done (linked ok with PersonModify (svn added file, and included in POTFILES.in)
-treeview jumps, jumpsRj works
-now load a person/s comes with correct weight depending on session where it's loaded
-converted person.weight to personSessionWeight in sqlite/stat.cs.
-Works for SjCmjAbkPlus, Potency, GlobalIndexes, F/V
-report and export to csv works
-labels of attention in personModify deleted

improved stats gui:
-re-activate Hide/ShowUpdateStatsButton (when an event is done, it needs user interaction to update stats)
-some buttons moved, and hidden "show description" checkbox

Fixed crash on stats/simple and stats/simpleWithTC
Fixed crash on stats/global (when show sex is activated)
Added weightString to GlobalIndexed (F/v) when not sex separated
Fixed bug in GlobalIndexes weight (F/v), and in f/v stat
fixed bug in GlobalIndexes showing bad the sex in f/v sex separated

svn path=/trunk/; revision=318