Remove stale sentence from --display-offset help text

CHANGELOG.md

@@ -1,3 +1,10 @@
+# Unreleased
+
+## Bugfixes
+
+- Drop stale `--display-offset` help text claim about negative values, see #112 (@eyupcanakman)
+
+
 # v0.17.0
 
 ## Features

doc/hexyl.1.md

@@ -97,8 +97,6 @@ _FILE_
 **-o**, **\--display-offset** _N_
 :   Add _N_ bytes to the displayed file position.
     The _N_ argument can also include a unit (see **\--length** for details).
-    A negative value is valid and calculates an offset relative to the end of
-    the file.
 
 **-h**, **\--help**
 :   Prints help information.

src/main.rs

@@ -46,8 +46,7 @@ Examples: --block-size=1024, --block-size=4kB";
 
 const DISPLAY_OFFSET_HELP_TEXT: &str = "Add N bytes to the displayed file position. The N \
                                         argument can also include a unit (see `--length` for \
-                                        details).
-A negative value is valid and calculates an offset relative to the end of the file.";
+                                        details).";
 
 const TERMINAL_WIDTH_HELP_TEXT: &str = "Sets the number of terminal columns to be displayed.
 Since the terminal width may not be an evenly divisible by the width per hex data column, this \