trajectory from topology and coordinates

src/mol-model-formats/structure/gro.ts

src/mol-model-formats/structure/mmcif/atomic.ts

src/mol-model-formats/structure/psf.ts

src/mol-model/structure.ts

src/mol-model/structure/coordinates/coordinates.ts

src/mol-model/structure/model/model.ts

src/mol-model/structure/topology.ts

src/mol-model/structure/topology/topology.ts

src/mol-plugin/index.ts

src/mol-plugin/state/actions/structure.ts

src/mol-plugin/state/objects.ts

src/mol-plugin/state/transforms/model.ts