- For some nodes did exception if some input sockets are not connected. This show source of problems more precisely.

- fix uvtexture (did not use object selected from drop-down list. Now this node can use object from drop-down list)

…pacial).

…, Analyzer, Color, Curve, field, generator, lists, matrix, modifier_change, modifier_make, Number, Pulga, Surface, svg, transforms, vector).