adapt CSS to be either responsive, or specific to mobiles
add mobile menu icon to show the hidden menu on touch
add optimized language bar menu for mobiles
remove 1200px width workaround for the wallet page, description now fit on 1
remove links on wallet icons for :hover compatibility with mobile devices
move right buttons into the page (fixes#67)
fix contributors plugin to produce W3C valid HTML
drop useless classes like .list
clean and organize CSS
add icon for ios touch devices (fixes#111)
jekyll now automatically generates sitemap
alternate hreflang is now correctly handled by sitemaps
language bar now gracefully associate with the translated equivalent of the page
update README with updated translation guidelines and instructions
implement multilanguage
new improved clients list page
update history and statistics in the "about" page
add "Some things you need to know" page
add "Support Bitcoin" page
add a contextual presentation for each category of users (individuals, organizations, developers and enthusiasts)
add a short and concise "how it works" page
add a "vocabulary" page for Bitcoin technical words definitions
give more visibility for the foundation
new website design and layout
