Set same error_bars as LIUQE weights for eqreconstruct IDSs

Modifications during WPCD working session on equilibrium reconstruction in Lisbon Jan.2020.

Open for discussion with @osauter @carpanes @ffelici.

matlab/TCV_IMAS/tcv_get_ids_wall.m

@@ -4,8 +4,8 @@ function [ids_wall,ids_wall_description,varargout] = tcv_get_ids_wall(shot, ids_
 % gdat_params: gdat_data.gdat_params to get all params passed from original call, in particular error_bar options
 %
 
-% Input pharser
-if exist('gdat_params')
+% Input parser
+if exist('gdat_params','var')
   [ids_wall, params] = tcv_ids_headpart(shot, ids_wall_empty,'wall','homogeneous_time',0,'gdat_params',gdat_params,varargin{:});
 else
   [ids_wall, params] = tcv_ids_headpart(shot, ids_wall_empty,'wall','homogeneous_time',0,varargin{:});
@@ -14,19 +14,20 @@ else
 end
 
 % Get data of outline, only static, no need for gdat_params and time_out parameter for example
-[ids_wall.description_2d,ids_wall_description.description_2d]= tcv_ids_wall_description_2d(params.shot, ids_wall.description_2d(1));
+[ids_wall.description_2d,ids_wall_description.description_2d]= tcv_ids_wall_description_2d(ids_wall.description_2d(1));
 
 % make arrays not filled in empty: not the case for magnetics
 ids_wall.global_quantities.neutral = {}; % wall does not work with Antoine's addpath
 ids_wall.description_ggd = {};
 ids_wall.description_2d{1}.mobile.unit = {};
+ids_wall.description_2d{1}.vessel.unit{1}.element = {};
 
 
 %% TODO
 ids_description = [];
 
 % cocos automatic transform (should have nothing to do for wall)
-if exist('ids_generic_cocos_nodes_transformation_symbolic') == 2
+if exist('ids_generic_cocos_nodes_transformation_symbolic','var')
   [ids_wall,cocoscoeff]=ids_generic_cocos_nodes_transformation_symbolic(ids_wall,'wall',gdat_params.cocos_in, ...
           gdat_params.cocos_out,gdat_params.ipsign_out,gdat_params.b0sign_out,gdat_params.ipsign_in,gdat_params.b0sign_in, ...
           gdat_params.error_bar,gdat_params.nverbose);