Fix move money to correctly move between accounts/ccs with ranges and and consider cost output correctly, speed up process by using hashset for rule accounts/departments

src/overhead_allocation.rs

@@ -39,8 +39,6 @@ pub struct AllocationStatisticAccountRange {
     end: usize,
 }
 
-type CsvCostCentre = HashMap<String, String>;
-
 type CsvArea = HashMap<String, String>;
 
 // Note: remember these are overhead departments only when calculating the lu decomposition or pseudoinverse, and for each department,