Improves uniform array signature
Improves uniform array signature

Signatures for uniform are now :
(name)
(data, name)
(name, nbItem)

If you provide an initial data, nbItem is infered depending of the item size

cedricpinson/osgjs,cedricpinson/osgjs,jtorresfabra/osgjs,jtorresfabra/osgjs,cedricpinson/osgjs,jtorresfabra/osgjs