Fixed the 'Show all' button not changing its color in some cases
Minor fixes
#46 - Add a last added Id indicator on the demo page
#37: Enable navigating through the selected items using the arrow keys
#28: Add a default stylesheet
#37: Add Tokenfield for Bootstrap
#47 - Update contactService to the new version
#41 - Apply custom CSS class to Selected Item
 #37 - Fixed issues with TAB, HOME and END keys; added missing multiselector-selected-item in tokens