super-show: Add a manpage

Taken from tstrickx@rootcu.be's debianisation.

diff --git a/bcache-super-show.8 b/bcache-super-show.8
new file mode 100644 (file)
index 0000000..c94e49f
--- /dev/null
+++ b/bcache-super-show.8
@@ -0,0 +1,11 @@
+.TH bcache-super-show 8
+.SH NAME
+bcache-super-show \- Print the bcache superblock
+.SH SYNOPSIS
+.B bcache-super-show
+[\fB \-f]
+.I device
+.SH OPTIONS
+.TP
+.BR \-f
+Ignore superblock crc verification