{
  "[data-ref=\"undoBtn\"]": {
    "title": "Undo button",
    "content": "Click it to undo the currently selected transaction.",
    "align": "r-l"
  },
  "[data-ref=\"redoBtn\"]": {
    "title": "Redo button",
    "content": "Click it to redo transaction next to the currently selected.",
    "align": "l-r"
  },
  ".b-actionsgrid .b-grid-row": {
    "title": "Current data model state",
    "content": "Select top level nodes from this grid to restore recorded state, expand nodes to see more fine-grained action list constituting a transaction."
  },
  ".b-gantt": {
    "title": "Gantt chart",
    "content": "Interract with the Gantt chart to change its data model and data model transactions to be recorded.",
    "align": "c-c"
  }
}