updated for version 7.3.279

Problem:    With GTK, when gvim is full-screen and a tab is opened and using a
            specific monitor configuration the window is too big.
Solution:   Adjust the window size like on MS-Windows. (Yukihiro Nakadaira)

src/version.c

@@ -709,6 +709,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    279,
 /**/
     278,
 /**/