- new optional arguments to occ/addThruSections (#1976)

new optional arguments to occ/addCircle, occ/addEllipse, occ/addDisk, occ/addTorus and occ/addWedge, allowing to specify main axes (cf. #1841)

occ/getCurveLoops and occ/getSurfaceLoops now also return the underlying curves and surfaces (cf. #1813)

- new mesh/setVisibility

    * new functions: mesh/addHomologyRequest, mesh/clearHomologyRequests
    * changed argument of mesh/computeHomology + removed mesh/computeCohomology

- new optional arguments to model/addPhysicalGroup so that one can name a group at the time of creation

- pass optional dimTags to mesh/removeDuplicateNodes so we can merge nodes on parts of models