Update document.

jira/doc.go

@@ -1,9 +1,9 @@
 // Package jira implement slackcmd.Commander to handle request about jira ticket,
 // it will get ticket IDs from request, and give back ticket details into the channel that sent command.
 //
-// This package (slackcmd also) use Viper (https://github.com/spf13/viper) for manage configuration of app,
-// so, copy config from file `config.yml.dist` to your application config, replace by your config value,
+// This package (and package slackcmd also) use Viper (https://github.com/spf13/viper) to manage configuration of app.
+// So, copy config from file `config.yml.dist` to your application config, replace by your config value,
 // and use Viper to load the config.
 //
-// Check out example package in (github.com/ngdinhtoan/slackcmd/example) to see how to use this package.
+// Check out package example (github.com/ngdinhtoan/slackcmd/example) to see how to use this package.
 package jira

payload.go

@@ -57,8 +57,10 @@ type PayloadValidator interface {
 
 // NewTokenValidator return an implement of PayloadValidator,
 // TokenValidator will check if token sent by Slack Commands are match with token that in configuration.
+//
 // Token in configuration will be load by Viper (github.com/spf13/viper) at key `slackcmd.tokens`,
 // that key should be a map of comand and token, check `config.yml.dist` in package example.
+//
 // If token was not configured, then the payload is always valid with any token.
 func NewTokenValidator() PayloadValidator {
 	return &tokenValidator{}