After installing patch the owner of ~/.appbuilder-cli directory on *ix OSes

This fixes installing with sudo.

See http://teampulse.telerik.com/view#item/277393 - Support Node.js installed with sudo on Mac and Linux
Merge pull request #549 from Icenium/totev/sudo

Allow sudo npm install
Change default profile-dir

Change default profile-dir to be under
For Windows: %localappdata%\Telerik\Blackdragon
For Mac OSX: ~/.local/share/Telerik/Blackdragon