add pg to dev group
remove unecessary pictures
enable heroku to compile assets
fix header & footer rendering problem
fix rendering problem with fleche_blanche.png
clean views repertory
add struture for page 'soutenez_nous'
make background images output nicely one under another
header responsive with button replacing menu item. No logo yet
add 'nos actions' to home_nav
resize yellow block to whole page
lighten background images
navbars linked to pages and scrollspy
fix display problem on page 'et vous'
reorganize photos according to the device and remove shadow on small ones
set the 'presse' page with 3 img per line on xs
give the right position to page 'souteneznous'
minor changes
remove white stripe when yellowblock dropdown
add meta to enable resizing on different viewport