Don't show emoji list on ':' or ascii

packages/rocketchat-ui-message/message/popup/messagePopupConfig.coffee

@@ -177,26 +177,8 @@ Template.messagePopupConfig.helpers
 					results = []
 					key = ':' + filter
 
-					# show common used emojis, when use input a single ':'
-					if filter == ''
-						commonEmojis = [
-								':laughing:',
-								':smiley:',
-								':stuck_out_tongue:',
-								':sunglasses:',
-								':wink:',
-								':innocent:',
-								':flushed:',
-								':disappointed:',
-								':cry:',
-								':heart:',
-								':broken_heart:'
-							]
-						for shortname in commonEmojis
-							results.push
-								_id: shortname
-								data: collection[shortname]
-						return results;
+					if RocketChat.emoji.asciiList[key] or filter.length < 2
+						return []
 
 					# use ascii
 					for shortname, value of RocketChat.emoji.asciiList