Major updates on est* and some typos fixed

* est.cut, est.fill, est.sort, est.union are updated
to NOT remove any member from the collection. That is
non standar members should not be removed.

* get.shape.state member name Nombre changed to Name

* panomapa uses now Name.UTF8 and not shapename

* update manuals for est.cut and est fill

* add 3 examples of features