don't crash when no restify is setup
don't crash when no restify is setup

SoftwareEngineeringToolDemos/FSE-2012-TouchDevelop,jle33/TouchDevelop,imadityab/FSE-2012-TouchDevelop-old,imadityab/FSE-2012-TouchDevelop-old,imadityab/FSE-2012-TouchDevelop-old,jmptrader/TouchDevelop,MetSystem/TouchDevelop,sedouard/TouchDevelop,UIKit0/TouchDevelop,MetSystem/TouchDevelop,jmptrader/TouchDevelop,sedouard/TouchDevelop,ntoll/TouchDevelop,Aksoom-Hussain/TouchDevelop,imadityab/FSE-2012-TouchDevelop-old,jle33/TouchDevelop,SoftwareEngineeringToolDemos/FSE-2012-TouchDevelop,jle33/TouchDevelop,Aksoom-Hussain/TouchDevelop,jle33/TouchDevelop,UIKit0/TouchDevelop,SoftwareEngineeringToolDemos/FSE-2012-TouchDevelop,SoftwareEngineeringToolDemos/FSE-2012-TouchDevelop,SoftwareEngineeringToolDemos/FSE-2012-TouchDevelop,jmptrader/TouchDevelop,CodeKingdomsTeam/TouchDevelop,SoftwareEngineeringToolDemos/FSE-2012-TouchDevelop,ntoll/TouchDevelop,ntoll/TouchDevelop,SoftwareEngineeringToolDemos/FSE-2012-TouchDevelop,CodeKingdomsTeam/TouchDevelop,jle33/TouchDevelop,CodeKingdomsTeam/TouchDevelop,MetSystem/TouchDevelop,jmptrader/TouchDevelop,UIKit0/TouchDevelop,Aksoom-Hussain/TouchDevelop,sedouard/TouchDevelop,CodeKingdomsTeam/TouchDevelop