1. fixed bug in lines drawing which caused lines to be drawn on opposite sides
1. links renamed:
outcoming = interfaceIn
incoming = interfaceOut
invisible = overlay

2. fixed load and speed binding. It was bound to opposite links.
1. interface in, interface out and overlay links have now new system of topologyIDs, which prevents their redraw on update event

 2. link are now colored and animated instantly after update event, no black links again.
1. property "visible" removed
2. old code snippets removed
3. "before simulation" update events changed to not call colorAndAnimate
1. colorAndAnimateLinks divided into 3 smaller functions
2. stopSimulation on Esc implemeted
1. first simple version of roles implemented
1. first simple version of roles implemented, some fixes
1. new animateLink function
2. stopwatch
3. stopwatch worker
4. test functions
1. stopwatch worker implemented
2. animation rewritten
3. added file for small test functions
1. getStats() implemented
2. fixed timestampIndex bug
1. css chaged
2. javascript modifications for liferay portlet
1. fixed adding empty image in place of logical role in case there is none existing for an element
1. drag positioning slightly changed
2. implemented fist version of network cloud background
1. background cloud moved to separate function
1. cloud background is now properly responding to zoom on manually expanded/collapsed nodes
1. removed unsused images
2. cloud background properties changed
3. Liferay connection -> if used on liferay, kypo time portlet is used, otherwise, simulation is started
4. imagepath computation -> liferay || test
5. interfaces have new "interface" clas now
6. every node now knows his parent
7. drag of routers now drags all their children with them
8. backgound clouds now move on tick
9. appending of logical roles changed to more sophisticated version
10. some commentaries added