NXP-13214: Use tipsyShow css class to display the tooltip
NXP-13844: explain css classes related to tipsy
NXP-13844: add orientation classes for tooltips
NXP-13844 create nuxeo jQuery plugin for tipsy + allow orientation via css class
NXP-13855: patch tipsy to fire event on tooltip show
NXP-13855: default delayIn at 500ms and then 0ms at first show up
NXP-13855: reset delayIn at 500ms after resetDelayInTimeout without tooltip
NXP-13855: do not use theme for js resources inclusion for easier debugging
NXP-13855: remove debug code