Merge pull request #263 from dmbeer/bootstrap3

Fixed FontAwsome icon reference for signin and Signout
Updated BootstrapTour to the latest version.
(cherry picked from commit a359ae5)
Enhanced TourBehavior.
- In order to overwrite renderHead there is now a getter for the steps.
- Allow the user to modify the tour options as he pleases (i18n, layout etc.)
(cherry picked from commit 7c1e179)
Added bootstrap-tour.min.css.
Using the Json.RawValue for storage property.
Merge pull request #264 from cschroeter/bootstrap3

See PR #261
Upgrade TB to 3.0.2
Upgrade wicket-webjars to 0.3.2
Upgrade colorpicker plugin to TB3
Upgrade Less4J to 1.2.0
Cleanup font name for 4.x (from A to H)
Add new icon
upgrade to fontawesome 4.03
Merge pull request #265 from tahitiangabriel/bootstrap3

Bootstrap3 : upgrade fontawesome (from 4.01) to 4.03 + cleanup icons name
Icon cleanup from H to O
Move "newButtonList" in the "onInitialize" function
Merge pull request #266 from tahitiangabriel/bootstrap3

Bootstrap3 : font awesome icon cleanup (from H to O) + Change in ButtonGroup.java
Fix whitespaces (use spaces instead of tabs).

No need to use proper serialVersionUID. They are hard to maintain anyway
Replace tabs with spaces
Fix a typo: Awsome -> AwEsome
FontAwesome Icons cleanup (add/rename/delete) :
-Web icons from P to Z.
-Form Control Icons
-Currency Icons
-Text Editor Icons
Using space instead of tabs