!> @file
!! De-Allocation of arrays related to the linear version
!! @author
!!    Copyright (C) 2011-2012 BigDFT group
!!    This file is distributed under the terms of the
!!    GNU General Public License, see ~/COPYING file
!!    or http://www.gnu.org/copyleft/gpl.txt .
!!    For the list of contributors, see ~/AUTHORS

