fix: update code to be compatible with go vet

* emojifyme: added quotes to alias json
...

plugins/emojifyme/emojifyme.go

@@ -35,7 +35,7 @@ func New(bot bot.Bot) *EmojifyMePlugin {
 	}
 
 	type Emoji struct {
-		Aliases []string `json:aliases`
+		Aliases []string `json:"aliases"`
 	}
 
 	var emoji []Emoji

plugins/zork/zork.go

@@ -49,7 +49,7 @@ func (p *ZorkPlugin) runZork(ch string) error {
 	var w io.WriteCloser
 	cmd.Stdin, w = io.Pipe()
 
-	log.Printf("zork running %s\n", cmd)
+	log.Printf("zork running %v\n", cmd)
 	if err := cmd.Start(); err != nil {
 		w.Close()
 		return err

slack/slack.go

@@ -228,8 +228,8 @@ func (s *Slack) populateEmojiList() {
 	}
 
 	type EmojiListResponse struct {
-		OK    bool              `json:ok`
-		Emoji map[string]string `json:emoji`
+		OK    bool              `json:"ok"`
+		Emoji map[string]string `json:"emoji"`
 	}
 
 	var list EmojiListResponse