[doc] update mcxtools folder

utils/DESCRIPTION

@@ -1,6 +1,6 @@
 Name: mcxtools
-Version: 1.9
-Date: 2021-08-02
+Version: 2.6
+Date: 2025-26-01
 Title: MCX photon transport simulator for MATLAB/Octave helper functions
 Author: Qianqian Fang <fangqq@gmail.com>
 Maintainer: Qianqian Fang <fangqq@gmail.com>
@@ -10,5 +10,5 @@ Description:  mcxtools toolbox provides helper functions, such as creating
  simulation domains (mcxpreview), plotting simulation outputs (mcxplotvol)
  and more. This toolbox can be used both with mcx executables as well as
  mcxlab. 
-URL: http://mcx.space
+URL: https://mcx.space
 Categories: Physics

utils/INDEX

@@ -7,6 +7,7 @@ Detected photon processing
  mcxmeanpath.m
  mcxmeanscat.m
  mcxdcsg1.m
+ mcxrfreplay.m
 Loading simulation output files
  mcxloadfile.m
  mcxloadnii.m
@@ -15,13 +16,17 @@ Loading simulation output files
 Analytical solutions
  cwdiffusion.m
  tddiffusion.m
+ cwfluencediffusion.m
+ cwfluxdiffusion.m
+ rbgetreff.m
 JSON to MCXLAB conversion
  mcxcreate.m
  json2mcx.m
  mcx2json.m
 Pre and post processing
  mcxfluence2energy.m
  mcxnuvoxel.m
+ mcxsvmc.m
  normalizemcx.m
  serialcorr.m
  getdistance.m