Minor update of some of the optimisation functions

Minor update to some of the Memetic Algorithm optimisation functions. The changes are:

• Use parfor in mutPop() whenever possible.
• Use parfor in selParents() whenever possible.

Optimisation/Memetic Algorithm/MATLAB/Functions/mutPop.m

@@ -3,7 +3,7 @@
 % Author: Achilles Kappis
 % e-mail: axilleaz@protonmail.com
 %
-% Date: 05/12/2023 (DD/MM/YYYY)
+% Date: 21/11/2024 (DD/MM/YYYY)
 %
 % Copyright: MIT
 % --------------------------------------------------
@@ -182,7 +182,7 @@ function muts = mutPop(pop, mutPerc, mutProb, mutVals, uniqueMuts)
     % ====================================================
     % Create probabilities for the variables to be mutated
     if isscalar(mutProb)
-        for mutIdx = nMuts:-1:1
+        parfor mutIdx = 1:nMuts
             if mutProb < 0
                 % Make sure the number of mutated variables will be exactly that asked
                 [~, varIdx] = maxk(rand(size(pop, 2), 1), abs(mutProb));