Merge branch 'master' of https://github.com/molstar/molstar-proto

src/apps/state-docs/pd-to-md.ts

src/apps/viewer/index.ts

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

src/mol-plugin/behavior/dynamic/volume-streaming/behavior.ts

...-plugin/behavior/dynamic/volume-streaming/transformers.ts

src/mol-plugin/behavior/static/state.ts

src/mol-plugin/command.ts

src/mol-plugin/context.ts

src/mol-plugin/index.ts

src/mol-plugin/layout.ts

src/mol-plugin/skin/base/components/controls-base.scss

src/mol-plugin/skin/base/components/temp.scss

src/mol-plugin/skin/base/icons.scss

src/mol-plugin/spec.ts

src/mol-plugin/state.ts

src/mol-plugin/state/animation/manager.ts

src/mol-plugin/state/snapshots.ts

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

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

src/mol-plugin/ui/controls.tsx