Don't caclulate swap if none exists
Don't caclulate swap if none exists

skmezanul/easyengine,EasyEngine/easyengine,gdm/easyengine,liquidia/easyengine,rjdp/EE-dbmigrate,pjv/easyengine,harshadyeola/easyengine,harshadyeola/easyengine,pjv/easyengine,skmezanul/easyengine,gdm/easyengine,harshadyeola/easyengine,rtCamp/easyengine,gdm/easyengine,rjdp/Easynginedemoplugin,mehulsbhatt/easyengine,rjdp/Easynginedemoplugin,Jurisdesk/freedoms,liquidia/easyengine,skmezanul/easyengine,rjdp/EE-dbmigrate,mehulsbhatt/easyengine,liquidia/easyengine,Jurisdesk/freedoms,mehulsbhatt/easyengine,rtCamp/easyengine,Jurisdesk/freedoms,rjdp/Easynginedemoplugin,pjv/easyengine,EasyEngine/easyengine,rjdp/EE-dbmigrate,rtCamp/easyengine