Tabbing (#287)

* change dotted last read message indicator to a line, remove
airbrushgrenade

* sort emotes in tab completion

* implement tabbing usernames

* FeelsOkayMan

* fix emotes and usernames comparing; formatting

* remove private/personal stuff

* change lastmessageindicator back to default verpattern

src/providers/twitch/twitchserver.cpp

@@ -5,6 +5,7 @@
 #include "providers/twitch/twitchmessagebuilder.hpp"
 #include "singletons/accountmanager.hpp"
 #include "util/posttothread.hpp"
+#include "singletons/completionmanager.hpp"
 
 #include <cassert>
 
@@ -83,6 +84,9 @@ void TwitchServer::privateMessageReceived(IrcPrivateMessage *message)
 
     TwitchMessageBuilder builder(chan.get(), message, args);
 
+    auto cm = singletons::CompletionManager::getInstance().createModel(chan->name);
+    cm->addUser(message->nick());
+
     if (!builder.isIgnored()) {
         messages::MessagePtr _message = builder.build();
         if (_message->flags & messages::Message::Highlighted) {