integrate fullscreen theme
precompile galleria classic and fullscreen stylesheets
format minified javascript file
link stylesheets independently
make galleria.classic.js work with assets pipeline
move file from app/ to vendor/
keep .css same to original plugin
move icons to specified folder
render correct path for icons used in classic theme
integrate icons used for fullscreen theme
no need to render as erb
append fullscreen button
Merge pull request #3 from beansmile/integrate-full-screen-theme

Integrate full screen theme