runant.sample: Add quotes.
runant.sample: Add quotes.

Their absence has confused at least two users already, so let's add
them, even if they might not be needed.

https://groups.google.com/forum/#!topic/walkaround-dev/EtNyIKfYXXU
https://groups.google.com/forum/#!topic/walkaround-dev/8IgIMzmDHl0

thenaughtychild/walkaround,fadhli/walkaround,thenaughtychild/walkaround,btownrippleman/walkaround,vega113/walkaround,PixelDensity/walkaround,pombreda/walkaround,avinashjoshi/walkaround,riyastir/walkaround,Psantium/walkaround,twlkyao/twlkyao-walkaround,ipopovic/walkaround,tobiasquinteiro/walkaround,avinashjoshi/walkaround,tobiasquinteiro/walkaround,sookoor/walkaround,mkmk/walkaround,larrytin/walkaround,pombreda/walkaround,twlkyao/twlkyao-walkaround,larrytin/walkaround,samtarling/walkaround,Wikened/walkaround,ipopovic/walkaround,mkmk/walkaround,btownrippleman/walkaround,twlkyao/twlkyao-walkaround,samtarling/walkaround,ipopovic/walkaround,diegospc/walkaround,vega113/walkaround,fadhli/walkaround,Wikened/walkaround,riyastir/walkaround,Wikened/walkaround,thenaughtychild/walkaround,Psantium/walkaround,riyastir/walkaround,samtarling/walkaround,PixelDensity/walkaround,btownrippleman/walkaround,diegospc/walkaround,diegospc/walkaround,pombreda/walkaround,sookoor/walkaround,tobiasquinteiro/walkaround,PixelDensity/walkaround,sookoor/walkaround,Psantium/walkaround,fadhli/walkaround,avinashjoshi/walkaround,mkmk/walkaround,vega113/walkaround