API GetUnitChargedPowerPoints

Returns a table of indices for combo points that have been charged. 
 pointIndices = GetUnitChargedPowerPoints(unit)
==Arguments==
:;unit: : UnitId
==Returns==
:;pointIndices: - An array of 1-based indices of animacharged combo points, e.g. { [1] = 2 } means the second combo point is charged.
==Details==
* May return nil if if the unit has no combo points, or none are charged.
==Patch changes==