Update uninstall: add rmdir based on code review

Change if statements to rmdir's.
Also make sure VARA.ini overwrites any VARA.ini file in /tmp/ (for edge cases).

apps/VARA HF/uninstall

@@ -4,14 +4,14 @@ APPDIR=${HOME}/.local/share/applications
 WINEDIR=${HOME}/.wine
 
 #Unregistering OCX/DLL files from your wineprefix
-BOX86_NOBANNER=1 BOX64_NOBANNER=1 WINEDEBUG=-all wine regsvr32 ${WINEDIR}/drive_c/VARA/OCX/* /u /s # note: some DLL's don't have built-in register/unregister functions and will error
+BOX86_NOBANNER=1 BOX64_NOBANNER=1 WINEDEBUG=-all wine regsvr32 ${WINEDIR}/drive_c/VARA/OCX/* /u /s #note: some DLL's don't have built-in register/unregister functions and will error
 
 #Removing program files (keeping any VARA.ini settings files)
-mv ${WINEDIR}/drive_c/VARA/VARA.ini /tmp/VARA.ini 2>/dev/null
+mv -f ${WINEDIR}/drive_c/VARA/VARA.ini /tmp/VARA.ini 2>/dev/null
 rm -rf ${WINEDIR}/drive_c/VARA/* 2>/dev/null || error 'Could not remove VARA program files.'
 mv /tmp/VARA.ini ${WINEDIR}/drive_c/VARA/VARA.ini 2>/dev/null
-if [ $(ls -A "${WINEDIR}/drive_c/VARA" | wc -l) -eq 0 ]; then rm -rf "${WINEDIR}/drive_c/VARA" 2>/dev/null; fi #also delete directory if empty
+rmdir "${WINEDIR}/drive_c/VARA" 2>/dev/null #delete directory if empty
 
 #Removing Desktop Entry
 rm ${APPDIR}/VARA/varahf.desktop 2>/dev/null || echo "Could not remove menu button."
-if [ $(ls -A "${APPDIR}/VARA" | wc -l) -eq 0 ]; then rm -rf "${APPDIR}/VARA" 2>/dev/null; fi #also delete directory if empty
+rmdir "${APPDIR}/VARA" 2>/dev/null #delete directory if empty