#9: added .DS_Store to .gitignore and removed it from all folders
#14: changed assets architecture
#8: linted code
\#20: fetched images on CDN
#17: added Makefile to minify JS
\#15: refactored and improved JavaScript
#12: fixed site when JS is disabled
#7: got rid of Modernizr
Removed useless scripts
#18: added SassDoc comments
#10: filled README.md
Changed lang attribute on HTML tag from fr to en
Improved the generation of sidebar from configuration
Removed an unused font (fixing #16)
Prevented isotope from loading on small screens and hid filters
#6: improved CSS
Merge pull request #19 from HugoGiraudel/master

Took care of #6, #7, #8, #9, #10, #12, #14, #15, #16, #17, #18, #20