mol-plugin: DataManager [wip]

package.json

src/mol-plugin/context.ts

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

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

src/mol-plugin/state/manager/data/actions.ts

src/mol-plugin/state/manager/data/formats.ts

src/mol-plugin/state/manager/data/parsers.ts

src/mol-plugin/state/manager/data/provider.ts

src/mol-plugin/state/manager/data/sources.ts

src/mol-plugin/util/task-manager.ts

src/mol-state/object.ts

src/mol-task/execution/observable.ts