move non core scripts to mmbot.scripts

Hows this:

#### Remove:
AchievementUnlocked.csx
Ascii.csx
Cats.csx
DefProgramming.csx
ExchangeRates.csx
Giphy.csx
GithubNotifications.csx
GithubStatus.csx
GoogleImages.csx
Map.csx
Math.csx - remove completely
Pug.csx
Rules.csx
Spot.csx
TeamCity.csx
Translate.csx
Urban.csx
WhoIs.csx
Xkcd.csx
Youtube.csx
whenisay.csx

#### [Add to mmbot.scripts](https://github.com/PeteGoo/mmbot.scripts/tree/master/scripts):
Bot Talk\Rules.csx
Bot Talk\whenisay.csx
Bot Talk\WhoIs.csx
Fun\AchievementUnlocked.csx
Fun\Ascii.csx
Images\Cats.csx
Images\Giphy.csx
Images\GoogleImages.csx
Images\Pug.csx
Images\Xkcd.csx
Misc APIs\DefProgramming.csx
Misc APIs\Map.csx
Misc APIs\Translate.csx
Misc APIs\Urban.csx
Money\ExchangeRates.csx
Music\Spot.csx
Source Control\GithubNotifications.csx
Source Control\GithubStatus.csx
Source Control\TeamCity.csx
System\Powershell.csx
System\PowershellModule.csx
Video\Youtube.csx