/// <summary>
 /// Method for removing variable from meter
 /// </summary>
 /// <param name="variable">
 /// Variable to be removed
 /// </param>
 public void RemoveVariable(VariableBase variable)
 {
     Variables.Remove(variable.Name);
 }
 /// <summary>
 /// Method for adding variable to meter
 /// </summary>
 /// <param name="variable">
 /// Variable to be added
 /// </param>
 public void AddVariable(VariableBase variable)
 {
     Variables[variable.Name] = variable;
 }