Urltitle plugin. Does not work yet, at all.
Urltitle plugin. Does not work yet, at all.

I guess the xpath is wrong.
```
goroutine 44 [running]:
github.com/arachnist/gorepost/bot.getUrlTitle(0xc82025b92f, 0x23, 0x0, 0x0)
        /home/arachnist/gocode/src/github.com/arachnist/gorepost/bot/urltitle.go:63 +0x8e9
github.com/arachnist/gorepost/bot.linktitle(0xc820076660, 0xc820267cb0, 0xc820267c80, 0xc82025b917, 0x7, 0xc8202ca330, 0x1, 0x1, 0xc82025b92f,
0x23, ...)
        /home/arachnist/gocode/src/github.com/arachnist/gorepost/bot/urltitle.go:80 +0x482
created by github.com/arachnist/gorepost/bot.Dispatcher
        /home/arachnist/gocode/src/github.com/arachnist/gorepost/bot/dispatcher.go:55 +0x102b
```

arachnist/gorepost