make all translator comments consistent


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3366 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
diff --git a/src/global.c b/src/global.c
index 27d43be..37a89db 100644
--- a/src/global.c
+++ b/src/global.c
@@ -291,12 +291,12 @@
     /* TRANSLATORS: Try to keep this and previous strings at most 10 characters. */
     const char *history_msg = N_("History");
 #ifdef ENABLE_MULTIBUFFER
-    /* TRANSLATORS: Try to keep at most 16 characters. */
+    /* TRANSLATORS: Try to keep this at most 16 characters. */
     const char *new_buffer_msg = N_("New Buffer");
 #endif
 #endif
 #ifndef DISABLE_BROWSER
-    /* TRANSLATORS: Try to keep at most 16 characters. */
+    /* TRANSLATORS: Try to keep this at most 16 characters. */
     const char *to_files_msg = N_("To Files");
     const char *first_file_msg = N_("First File");
     const char *last_file_msg = N_("Last File");