Precalculated layout is loaded

There are still problems when dragging nodes
Layout is loaded from file
Resizing works and Problem with Firefox is now fixed
Merge branch 'lay'
The search box is incorporated but still not working
Redundant function removed
Merge branch 'searchbox' of https://github.com/dogcaesar/colievolution into searchbox

Conflicts:
	js/draw_graph.js