Capitalize mentions of Twitch, Chatterino, and IRC in comments and text/settings (#3274)

src/singletons/Paths.cpp

@@ -104,8 +104,8 @@ void Paths::initRootDirectory()
                                      path.toStdString() + "\"");
         }
 
-// create directory Chatterino2 instead of chatterino on windows because the
-// ladder one is takes by chatterino 1 already
+// create directory Chatterino2 instead of Chatterino on windows because the
+// ladder one is takes by Chatterino 1 already
 #ifdef Q_OS_WIN
         path.replace("chatterino", "Chatterino");