Merge branch 'master' into gl-lines

src/mol-plugin/behavior/behavior.ts

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

src/mol-plugin/state/objects.ts

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

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

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

src/mol-plugin/ui/plugin.tsx

src/mol-state/action.ts

src/mol-state/object.ts

src/mol-state/state.ts

src/mol-state/transformer.ts

src/mol-state/tree/builder.ts

src/mol-theme/color.ts

src/mol-util/param-definition.ts