Merge pull request #27 from edgardmessias/master

Fixed links to github
To handle several tours on one page the click bindings need to be removed
before new ones are added. If this does not happen than the first tour
that was opened will reopen during the second tour.
Fixed typo
Merge pull request #28 from sdizier/master

To handle several tours on one page the click bindings need to be removed
Added an onAfterShow because it is useful to be able to add events that
occure after the tour content is loaded for example being able to add event
listeners on links in the content of tours.
Fixed some typos
Renamed onAfterShow method to onShown as requested.
Merge pull request #29 from sdizier/master

 Added an onShown callback option to run after a step is shown
Bind keyboard events on tour start
Added html: true to popover so that way it is able to work with newer versions
of bootstrap-popover.
use localStorage added
added useLocalStorage tests, added tour's onStart and onEnd callbacks
updated doc according to the new features
Merge pull request #35 from LostCrew/master

use localStorage option
added bower components.json
added gitignore
modified bower name