Small improvements to the figure generating functions

Signed-off-by: Nicola VIGANO <N.R.Vigano@cwi.nl>

zUtil_Drawing/gtFigureCreateFromPicture.m

@@ -2,6 +2,7 @@ function [f, ax, img] = gtFigureCreateFromPicture(img, mask, varargin)
 
     conf = struct( ...
         'filename', '', ...
+        'figure_name', '', ...
         'lims_u', [], ...
         'lims_v', [], ...
         'flip_ud', false, ...
@@ -71,7 +72,7 @@ function [f, ax, img] = gtFigureCreateFromPicture(img, mask, varargin)
 
     img_size = [size(img, 2), size(img, 1)];
 
-    f = figure();
+    f = figure('name', conf.figure_name);
     ax = axes('parent', f);
 
     if (use_mask)

zUtil_Drawing/gtFigureSetSize.m

@@ -37,7 +37,7 @@ function gtFigureSetSize(f, ax, conf, img_size)
         else
             if (conf.axes_ticks)
                 size_padding = 1.5;
-                lower_offsets = [1, 1];
+                lower_offsets = [1.5, 1];
             else
                 size_padding = 1;
                 lower_offsets = [0.5, 0.5];