New: auto-camelify their input name.

This will take all of their words and turn it into TheRightThing for our
purposes.

Addresses #110.

NB: I have no idea how to properly add tests for this, but I can show you here that it worked:

```
[matt@mwm-tpad zeroclickinfo-goodies] (master)$ duckpan new the walkIng DEAD

Created file: ./t/TheWalkingDead.t


Created file: ./lib/DDG/Goodie/TheWalkingDead.pm


Successfully created Goodie: TheWalkingDead
```