Theme creation a environment config

Added bootstrap 3.0.0
Improved news front for theme purpose
Merge branch '0.4' into theme-grafx
Merge branch '0.4' into theme-grafx
Header + navigator coded
News implementation
WResponse handles CSS and JS added through a retriever within the theme
Updates the user front views
Block right + search bar
News listing template modified with <article>
Small changes on the Footer
Hide the user block when loged in
Added new lines at end of file
Merge pull request #77 from Creatiwity/theme-grafx

Theme grafx