update manpage, usage

README.md

@@ -29,6 +29,12 @@ sudo cp mdcheckr /usr/local/bin
 
 ## Usage
 
+```
+mdcheckr [ -h | --help ] [ -v | --version ] FILE ..
+```
+
+## Examples
+
 Check a single markdown file:
 
 ```
@@ -46,6 +52,3 @@ Check all the markdown files in your Git repository:
 ```bash
 git ls-files | grep '\.md$' | tr '\n' '\0' | xargs -0 mdcheckr
 ```
-
-
-

mdcheckr

@@ -227,7 +227,7 @@ function explain() {
 # Parse command-line optins...
 function show_usage() {
   cat << EOF
-usage: mdcheckr [ -h | --help | -v | --version ] FILE ..
+usage: mdcheckr [ -h | --help ] [ -v | --version ] FILE ..
 EOF
 }
 

mdcheckr.1

@@ -3,7 +3,7 @@
 mdcheckr \- check markdown files for broken links and other errors.
 .SH SYNOPSIS
 .B mdcheckr
-.IR file ...
+[ \-h | --help ] [ -v | --version ] FILE ..
 .SH DESCRIPTION
 .B mdcheckr
 checks for broken internal and external links, as well as syntax issues with