patch 8.0.1658: capitalize argument not available in long form

Problem:    Capitalize argument not available in long form.
Solution:   Recognize -capitalize.  Update man page.
diff --git a/src/version.c b/src/version.c
index 1178d9b..ac06f38 100644
--- a/src/version.c
+++ b/src/version.c
@@ -763,6 +763,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1658,
+/**/
     1657,
 /**/
     1656,
diff --git a/src/xxd/xxd.c b/src/xxd/xxd.c
index bbd9c08..d102db4 100644
--- a/src/xxd/xxd.c
+++ b/src/xxd/xxd.c
@@ -510,6 +510,8 @@
 	{
 	  if (pp[2] && STRNCMP("ols", pp + 2, 3))
 	    cols = (int)strtol(pp + 2, NULL, 0);
+	  else if (pp[2] && STRNCMP("apitalize", pp + 2, 9))
+	    capitalize = 1;
 	  else
 	    {
 	      if (!argv[2])