Deprecate commands.getstatus().

Doc/lib/libcommands.tex

@@ -39,6 +39,10 @@ and the return value is a string containing the command's output.
 Return the output of \samp{ls -ld \var{file}} as a string.  This
 function uses the \function{getoutput()} function, and properly
 escapes backslashes and dollar signs in the argument.
+
+\deprecated{2.6}{This function is nonobvious and useless,
+                 also the name is misleading in the presence of
+		 \function{getstatusoutput()}.}
 \end{funcdesc}
 
 Example:

Lib/commands.py

@@ -32,6 +32,8 @@
 #
 def getstatus(file):
     """Return output of "ls -ld <file>" in a string."""
+    import warnings
+    warnings.warn("commands.getstatus() is deprecated", DeprecationWarning)
     return getoutput('ls -ld' + mkarg(file))