(two-column): Finish `defgroup' description with period.

diff --git a/lisp/textmodes/two-column.el b/lisp/textmodes/two-column.el
index 71687f431c0488a1a25f8988ac2d0dff767881c8..dc50cc68aa974752d8f51d0a46a8ce3d03f8355d 100644 (file)
--- a/lisp/textmodes/two-column.el
+++ b/lisp/textmodes/two-column.el
@@ -200,7 +200,7 @@
 ;;;;; variable declarations ;;;;;
 
 (defgroup two-column nil
-  "Minor mode for editing of two-column text"
+  "Minor mode for editing of two-column text."
   :prefix "2C-"
   :group 'frames)