polish article code style
Add extraDocumentation for GLSL.io specific contextual doc
Improve blog – add article page
DIST directory factorized in Gruntfile
CSS bugfix
Upgrade to play 2.3.1
logger level set to INFO for play and application
WIP of VignetteConfig
Add localstorage config save + reset button
fix minor warning
Fix some exceptions to throw
version says '1.5_HEAD'