[add][fix] added distance func to Cell and fixed missing import in library

src/main/scala/scim/datastruct/Configuration.scala

@@ -102,7 +102,11 @@ case class SensorResult() extends Result[(Group, Cell, Option[Double])]
 case class SensorID(group: Group, Id: Int)
 case class Duration(simDuration: Int)
 case class TickFactor(factor: Int) // processed when parsing configuration, artifically place timings
-case class Cell(x: Int, y: Int)
+case class Cell(x: Int, y: Int) {
+  def distance(otherCell: Cell): Double = {
+    Math.sqrt(Math.pow(x - otherCell.x, 2) + Math.pow(y - otherCell.y, 2))
+  }
+}
 case class Group(name: String, sensorParent: Option[String] = None){
   // the sensorParent serves as indicator for the parser that a ground truth is not required
   // TODO: use parent as get function and parent.set as setter to make var private

src/main/scala/scim/lib/Library.scala

@@ -3,6 +3,8 @@ package scim.lib
 // java imports
 import java.io.{File, FileInputStream}
 
+import scim.datastruct.FunctionArgs
+
 import scala.collection.immutable.ListMap