Added DistutilsTemplateError.

Lib/distutils/errors.py

@@ -73,6 +73,9 @@ class DistutilsInternalError (DistutilsError):
     should never be seen if the code is working!)."""
     pass
 
+class DistutilsTemplateError (DistutilsError):
+    """Syntax error in a file list template."""
+
 
 # Exception classes used by the CCompiler implementation classes
 class CCompilerError (Exception):