fix wrong urlencoded favorite cookie
add Grpahite margin property
single graph api
color_list feature
adapted unittest with new graph properties
[STYLE] better graph border
better header styling + fix layout
remove mkdir of graphs directory

because it's already there now.
Refactoring + boostrap 3 migration
- used bootstrap 3
- refactor html
- better date selector
- better graph styles
- renamed files (partials now begins by an underscore)
add .DS_Store to gitignore
Merge branch 'master' of github.com:PrFalken/leonardo into refactor

* 'master' of github.com:PrFalken/leonardo:
  remove mkdir of graphs directory
detailed title with category - fixes issue #35
Fix dashboard view
Remove useless span
Fix search
Fix dashboard view
Merge branch 'refactor' of github.com:PrFalken/leonardo

* 'refactor' of github.com:PrFalken/leonardo:
  Fix dashboard view
  Fix search
  Remove useless span
  Fix dashboard view
  add .DS_Store to gitignore
  Refactoring + boostrap 3 migration - used bootstrap 3 - refactor html - better date selector - better graph styles - renamed files (partials now begins by an underscore)

Conflicts:
	leonardo/templates/dashboard.html
	leonardo/templates/single.html
Smaller h2
Remove double title
hide_legend: hide legend if graph's height under value