Inrescetion on gridPlane in BUILDING, DRAGGING and BoundingBox (for making point, width, lenght  and not height).
NoPan, NoRotation.
Added flags to objects, and reimplemented AjaxRequest for SceneSaving.
Added calculation of distance between 2 coordinates.
Merge pull request #23 from dmytroshp/AreaEditor

Inrescetion on gridPlane in BUILDING, DRAGGING and BoundingBox (for maki...