updating fast_float to v6.0.0 from develop

submodules/update_libs.bat

@@ -0,0 +1,32 @@
+@echo off
+setlocal EnableDelayedExpansion
+
+set base_path=%~dp0
+cd %base_path%
+
+if not exist "..\Libraries\" (mkdir "..\Libraries")
+
+set update_lib=%~1
+
+for %%A in ("fast_float" "") do ( 
+    if "%update_lib%"==%%A (
+        REM updating the fast_float library
+        set lib_name="fast_float"
+        set lib_path_src="!base_path!!lib_name!\"
+
+        cd !lib_name!
+        set "tag="
+        for /f %%i in ('git describe --contains HEAD') do set "tag=%%i"
+
+        cd !base_path!
+        REM delete the destination library folder when updating
+        RD /S /Q "..\Libraries\!lib_name!"
+        set lib_path_dest="..\Libraries\!lib_name!\"
+        mkdir !lib_path_dest!
+
+        mkdir "!lib_path_dest!Include"
+        copy !lib_path_src!include\!lib_name!\*.h "!lib_path_dest!Include" /Y
+
+        echo "!tag!" >"!lib_path_dest!!lib_name!_!tag!.txt"
+    )
+)

submodules/update_libs.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+
+base_path=$(dirname $(realpath -s $0))"/"
+cd "$base_path"
+
+if [ ! -d "../Libraries/" ]; then
+  mkdir "../Libraries"
+fi
+
+update_all_libs=false
+
+if [ -z "$1" ]; then
+ update_all_libs=true
+fi
+
+# Updating the fast_float library
+if [[ "$1" == "fast_float" || "$update_all_libs" == true ]]; then
+  lib_name="fast_float"
+  lib_path_src="$base_path$lib_name/"
+
+  cd "$lib_name"
+  tag=$(git describe --contains HEAD)
+  cd "$base_path"
+
+  # Delete the destination library folder when updating
+  lib_path_dest="../Libraries/$lib_name/"
+  rm -rf "$lib_path_dest"
+  mkdir -p "$lib_path_dest"
+
+  mkdir "$lib_path_dest/Include"
+  cp ${lib_path_src}include/$lib_name/*.h "${lib_path_dest}Include"
+
+  echo "\"$tag\"" > "$lib_path_dest${lib_name}_$tag.txt"
+fi