Fixes to a few figures
Added filesystem api tutorial translation
it translation - CSS Masking
filesystem italian translation fixed
Merge remote-tracking branch 'mainbranch/master'
fixed graphics and talking head
Merge pull request #345 from mainroach/master

Fixed a graphic, alongside the talking head not showing up
Merge pull request #341 from helloIAmPau/master

Added filesystem api tutorial italian translation
fixing typos
Updated paullewis graphics
Added article on avoiding unnecessary paints
typo fix
typo fix
other typo fixes
more typos
last typo
Fixing up webkitAudioContext usage for unprefixed browsers.
Merge pull request #346 from hallvors/master

Fixing some typos and grammar issues in CORS article
Merge pull request #343 from b3by/master

it translation - CSS Masking
Tweaks.