fix timeout description

README.md

@@ -14,7 +14,7 @@ Use provided `docker-compose.yml` and change `FEED` value. All twiter-api creden
 ```
 Application Options:
   -r, --refresh=         refresh interval (default: 30s) [$REFRESH]
-  -t, --timeout=         twitter timeout (default: 5s) [$TIMEOUT]
+  -t, --timeout=         rss feed timeout (default: 5s) [$TIMEOUT]
   -f, --feed=            rss feed url [$FEED]
       --consumer-key=    twitter consumer key [$TWI_CONSUMER_KEY]
       --consumer-secret= twitter consumer secret [$TWI_CONSUMER_SECRET]

app/main.go

@@ -18,7 +18,7 @@ import (
 
 var opts struct {
 	Refresh time.Duration `short:"r" long:"refresh" env:"REFRESH" default:"30s" description:"refresh interval"`
-	TimeOut time.Duration `short:"t" long:"timeout" env:"TIMEOUT" default:"5s" description:"twitter timeout"`
+	TimeOut time.Duration `short:"t" long:"timeout" env:"TIMEOUT" default:"5s" description:"rss feed timeout"`
 	Feed    string        `short:"f" long:"feed" env:"FEED" required:"true" description:"rss feed url"`
 
 	ConsumerKey    string `long:"consumer-key" env:"TWI_CONSUMER_KEY" required:"true" description:"twitter consumer key"`