Merge branch 'develop'

* develop:
  make space aside .container for popover windows
  make filename-based cache busting optional
  add bootstrap-modal.js
  replace sprite img by font-awesome
  add bootstrap 2.1.1 files
exclude some unused Bootstrap components
Merge branch 'develop'

* develop:
  version bump
  readd bootstrap button-groups
  update fontawesome to v3.2.1
  make html and js compatible with bootstrap v3.0.0
  update bootstrap to v3.0.0
  prevent js errors if __refresh is not set
  show warning if no Monitor API keys are found
  update readme.md
  version bump
  rename folder `build` to `public`
  replace CC-Share Alike license with GPL-V3
  version bump
  use `grunt watch` to automatic build/copy/compile/bake cookies
  build less with grunt
  apply jshint on upscuits.js
  build js with `grunt`
  more file moving
  move files to folder "build"
  exclude some unused Bootstrap components
Merge branch 'develop'

* develop:
  version bump to 1.2.0
  give donuts different colors based on the uptime
  style the donuts
  render the Donuts
  replace Google Charts sources with Gauge.js
Add language : french
Update language french
Update
Merge pull request #4 from mimidevos/master

Add language french

does a redirect to different url's based on `$_SERVER['HTTP_ACCEPT_LANGUAGE']`