fix usage

Author: Charlike Mike Reagent

readme.md

@@ -35,7 +35,7 @@ str.match(mentionsRegex({flags: 'g'}))
 //=> [' @tunnckoCore ', ' @face ']
 
 str.match(mentionsRegex({flags: 'g', startSpace: false}))
-//=> [' @tunnckoCore ', ' @face ', '@face ']
+//=> ['@first ', '@tunnckoCore ', '@face ']
 
 str.match(mentionsRegex({flags: 'g', endSpace: false}))
 //=> [' @tunnckoCore ', ' @face ', ' @al', ' @last']

test.js

@@ -9,5 +9,5 @@
 
 var mentionsRegex = require('./index');
 var str = '@first github @tunnckoCore and @face some @al.so [email protected] global @last'
-var res = str.match(mentionsRegex({flags: 'g', dot: true}))
+var res = str.match(mentionsRegex({flags: 'g', startSpace: false}))
 console.log(res)