Record the correct number of CPs used in a spellcast.
Record the correct number of CPs used in a spellcast.

The sanity-check condition wasn't right because it assumed that you must
have at least one CP to cast any finisher; instead, it should honor any
"min_combo" paraemter listed in SpellInfo().

git-svn-id: b2bb544abab4b09d60f88077ac82407cb244c9c9@1356 d5049fe3-3747-40f7-a4b5-f36d6801af5f

eXhausted/Ovale,Xeltor/ovale,eXhausted/Ovale,ultijlam/ovale,ultijlam/ovale,eXhausted/Ovale,ultijlam/ovale