make flash messages visible on homepage; set top margin of sign up btn
fix responsive grid on homepage and places show page
add message that pops up when no surge data is returned from ajax call
add dependent:destroy to models; update scheduler file with error handling
start re-styling About page; merge in responsive chart logic from Alex
Merge pull request #55 from cameronjacoby/master

fix responsive grids on homepage and places show page; add message that pops up when no data returned from ajax call; merge in Alex's responsive chart logic