Initial Version (just a stub) of CoSE Layout.
Creation of LayoutInfo (LayoutNodes, idToIndexMap, GraphSet) done.
Added CoSE implementation to makefile.
Added step() and some layout options
First version of createLayoutInfo complete
Added skeleton for layout process
Implemented step(), calculateNodeForces, randomizePositions()
Added NodeRepulsion()
CoSE: General improvements
CoSE: Improvements.
Added LCA Computation
Added ideal edge length computation
add cy.renderTo()

@bumbu this is what you need

cy.renderTo( canvas2dcontext, zoom, pan)

idk if you'll need to set the pan but it's there if you need it :)
CoSE 1st version working
CoSE: Added gravity force computation
Added support for roundrectangle shape, including intersection calculations
Refs #297 Added Auriejir fix for bug relating to node border-width and background-image
CoSE: Added compound node size/position update.
refs #299 Added Auriejir's fix for bug relating to node background-image and 0 width node borders
CoSE: Added clipping point computation
CoSE: First fully working version