Mac: cleanup executable loader script

tools/osx/executable_loader.in

@@ -7,21 +7,8 @@ app="${cwd%/Contents/*}"
 lib="${app}/Contents/Frameworks"
 resources="${app}/Contents/Resources"
 etc="${resources}"/etc
-
-### Pending deletion:
-# See https://github.com/Beep6581/RawTherapee/issues/1779
-# cups_dir=/tmp/RT5
-# install -d "${cups_dir}"
-# cp -f /usr/lib/libcups.2.dylib "${cups_dir}"
-# export DYLD_LIBRARY_PATH="${lib}:${cups_dir}"
-
-# export GTK_EXE_PREFIX="${resources}"
-# export GTK_DATA_PREFIX="${resources}"
 export XDG_DATA_DIRS="${resources}/share"
-# export GTK_IM_MODULE_FILE="${etc}/gtk-3.0/gtk.immodules"
-
 export DYLD_LIBRARY_PATH="${lib}"
-
 export GTK_PATH="${lib}/gtk-3.0/3.0.0"
 export XDG_DATA_HOME="${resources}/share"
 export GSETTINGS_SCHEMA_DIR="${resources}/share/glib-2.0/schemas"
@@ -31,25 +18,13 @@ export GDK_PIXBUF_MODULEDIR="${lib}/gdk-pixbuf-2.0/2.10.0/loaders"
 export RT_SETTINGS="${HOME}/Library/Application Support/RawTherapee/config"
 export RT_CACHE="${HOME}/Library/Application Support/RawTherapee/cache"
 
-### Pending deletion:
-# Environment variables for X11 backend
-#if [[ -d ${etc}/fonts ]]; then
-#    export FONTCONFIG_PATH="${etc}/fonts"
-#fi
-
 # Strip out system argument
 case "$1" in
     -psn_*) shift ;;
 esac
 
-# Commented-out as part of "crash-on-startup part 2" fix, see https://github.com/Beep6581/RawTherapee/issues/3882#issuecomment-311703141
-#if [[ -d "/tmp/RawTherapee.app" ]]; then
-#  rm -rf "/tmp/RawTherapee.app"
-#fi
-#ln -sf "${app}" /tmp
-
 # Prevent crash when directory name contains special characters
 AppleLocale=`defaults read -g AppleLocale`
 export LANG=${AppleLocale%@*}.UTF-8
 
-exec "${cwd}/rawtherapee-bin" "$@"
+exec "${cwd}/bin/rawtherapee-bin" "$@"