* Algorithm: processing of operation on algorithm now always writes out info...

 * Algorithm: processing of operation on algorithm now always writes out info to log; if statistics are on, stats before/after operation are called; one method moved from NavigationProcessors 
 * MultipleOverlaysAlgorithm: constructors refactored
 * ObjectFloatVector.toString(): if the locator is set, the data is not written out
  * IteratorToAbsObjIt: translator class from std iterator to ours AbstractOI
 * GetCandSetOp: new (internal) data manipulation operation that returns a queue of candidate objects for a given operation