-added buttons which allow the user to filter the field trip list by date
-added buttons which allow the user to filter the field trip list by date

ggalibert/imos-toolbox,tectronics/imos-toolbox,tectronics/imos-toolbox,ggalibert/imos-toolbox,tectronics/imos-toolbox,ggalibert/imos-toolbox,ggalibert/imos-toolbox,ggalibert/imos-toolbox,tectronics/imos-toolbox