moved some files
readme changes
changes in readme, testing
some more readme changes
indexes for sections
some more changes
node.js getting started changes
added untgracked files
javascript for section selection
articles section is hidden
some renamings
added untracked files
challenge removed from docs
style and structure changes
removed kitten test image
new styles and sections navigation
sections colors
new styles
almost finished, i think it's nice :)
responsive styles