wxGUI/iclass: improve labels (cosmetics)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@58468 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/iclass/toolbars.py

@@ -36,9 +36,9 @@ iClassIcons = {
         'selectGroup' : MetaIcon(img = 'layer-group-add',
                                  label = _('Select imagery group')),
         'run' : MetaIcon(img = 'execute',
-                         label = _('Run analysis')),
+                         label = _('Run analysis amd update histogram and coincidence plots')),
         'sigFile' : MetaIcon(img = 'script-save',
-                             label = _('Save signature file')),
+                             label = _('Save signature file for i.maxlik')),
         'delCmd' : MetaIcon(img = 'layer-remove',
                             label = _('Remove selected map layer')),
         'exportAreas' : MetaIcon(img = 'layer-export',