Software addition + new top spring

added zoom to Z axe
added compatibility to all solidworks version (tested on 2012)
increase axes/view resfreshment down to 15msec
minor cosmetics on label
added a 0.3version with new top spring with 2 spring instead of one
added pre compiled version of the software in the repository as well as the SlimDX runtime and a little txt about adding reference to solidworks dll