Merge pull request #50 from nevdelap/smallfix

Small change to NED_DEFAULTS doco.

README.md

@@ -84,7 +84,7 @@ Environment:
                         interpreted by a shell, so quotes are not required.
                         for example...
 
-                        NED_DEFAULTS="-u -c --exclude *.bk --exclude-dir .git"
+                        NED_DEFAULTS="-u -R --exclude *.bk --exclude-dir .git"
 Exit codes:
     0                   matches found/replaced
     1                   no matches

src/options_with_defaults.rs

@@ -14,8 +14,8 @@ impl OptionsWithDefaults {
             arg_matches: opts.parse(args)?,
             default_matches: opts.parse(if let Ok(mut default_args) = env::var("NED_DEFAULTS") {
                 // This replace of ASCII RS character (what the?) is special - it is for
-                // if when using fish shell someone has done "set NED_DEFAULTS -u -c" rather
-                // than this "set NED_DEFAULTS '-u -c'" they don't get a cryptic complaint.
+                // if when using fish shell someone has done "set NED_DEFAULTS -u -R" rather
+                // than this "set NED_DEFAULTS '-u -R'" they don't get a cryptic complaint.
                 default_args = default_args.replace("\u{1e}", " ");
                 default_args
                     .split_whitespace()

src/opts.rs

@@ -20,7 +20,7 @@ static POST_DESCRIPTION: &'static str = "Environment:
                         interpreted by a shell, so quotes are not required.
                         for example...
 
-                        NED_DEFAULTS=\"-u -c --exclude *.bk --exclude-dir .git\"
+                        NED_DEFAULTS=\"-u -R --exclude *.bk --exclude-dir .git\"
 Exit codes:
     0                   matches found/replaced
     1                   no matches