replace Python shell by more appropriate terms (see also https://trac.osgeo.org/grass/changeset/67852)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@68558 15284696-431f-4ddb-bdfa-cd5b030d7da7

general/g.message/g.message.html

@@ -62,7 +62,7 @@ for <em>g.message</em>.
 </ul>
 
 <p>
-Note: The Python shell in the <em>wxGUI</em> can be used for entering the
+Note: The Python tab in the <em>wxGUI</em> can be used for entering the
 following sample code:
 <p>
 

lib/init/grass.py

@@ -357,7 +357,7 @@ Geographic Resources Analysis Support System (GRASS GIS).
     addon_path_var=_("set additional path(s) to local GRASS modules or user scripts"),
     addon_base_var=_("set additional GISBASE for locally installed GRASS Addons"),
     batch_var=_("shell script to be processed as batch job"),
-    python_var=_("set python shell name to override 'python'"),
+    python_var=_("set Python interpreter name to override 'python'"),
     exec_=_("execute GRASS module or script"),
     exec_detail=_("provided executable will be executed in GRASS session"),
     executable=_("GRASS module, script or any other executable"),