updated for version 7.3.900

Problem:    Not obvious that some mouse features are mutual-exclusive.
Solution:   Add a comment.

src/feature.h

@@ -1088,6 +1088,13 @@
 # endif
 #endif
 
+/*
+ * Note: Only one of the following may be defined:
+ * FEAT_MOUSE_GPM
+ * FEAT_SYSMOUSE
+ * FEAT_MOUSE_JSB
+ * FEAT_MOUSE_PTERM
+ */
 #if defined(FEAT_NORMAL) && defined(HAVE_GPM)
 # define FEAT_MOUSE_GPM
 #endif

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    900,
 /**/
     899,
 /**/