FIX:
- Now the nodes are not moved to the initial position if the slide bar is changed
NetworkGraphLifeCycle:
- Now the step value os a global var named velocity
- displayTimePrecision has been created to configure the time displayed
- Now the paint process has been divided in two. The first paint only the nodes, the second paint the slide bar and the edges.
Node Graph Life circle
Slider is set at the start if a nodes is set
Buttons to load new nodes configuration
NetworkGraphLifeCycle:
 - The footer can show the status of a particular node. For this moment the node is always.
 - load a distribution from a file is now supported
 BUG: The export remove the whitespaces of the nodes
 Fix: Current time is now update correctly in slide and stop function (when slide)
minor:
CSS:
 - update the footer and left bar aspect.

bootstrapPrefabas:
 - Create a new set of buttons