tweaked trip placeholder text to include unit of measurement
tweaked trip placeholder text to include unit of measurement

grantziolkowski/caravan,bicyclethief/caravan,grantziolkowski/caravan,nyc-rock-doves-2015/caravan,nyc-rock-doves-2015/caravan,bicyclethief/caravan,nyc-rock-doves-2015/caravan,bicyclethief/caravan,grantziolkowski/caravan