Backspace Bug

1_info

Video:
http://cloudapp.commoncurriculum.com/2S2a1U310q3c/Screen%20Recording%202016-09-07%20at%2012.29%20PM.mov

Browser:
Safari Version 9.1.2 (11601.7.7)

2_getContents.js

{
  "ops": [
    {
      "insert": "Quill Rich Text Editor"
    },
    {
      "attributes": {
        "align": "center",
        "header": 1
      },
      "insert": "\n"
    },
    {
      "insert": "\nQuill is a free, "
    },
    {
      "attributes": {
        "link": "https://github.com/quilljs/quill/"
      },
      "insert": "open source"
    },
    {
      "insert": " WYSIWYG editor built for the modern web. With its "
    },
    {
      "attributes": {
        "link": "http://quilljs.com/docs/modules/"
      },
      "insert": "modular architecture"
    },
    {
      "insert": " and "
    },
    {
      "attributes": {
        "list": "bullet"
      },
      "insert": "\n"
    },
    {
      "attributes": {
        "indent": 2,
        "list": "bullet"
      },
      "insert": "\n"
    },
    {
      "insert": "Expressive "
    },
    {
      "attributes": {
        "link": "http://quilljs.com/docs/api/"
      },
      "insert": "API"
    },
    {
      "insert": " you can completely customize it to fulfill your needs.\n\n"
    },
    {
      "attributes": {
        "height": "238",
        "width": "560",
        "align": "center"
      },
      "insert": {
        "video": "https://www.youtube.com/embed/QHH3iSeDBLo?showinfo=0"
      }
    },
    {
      "insert": "\n\nGetting Started is Easy"
    },
    {
      "attributes": {
        "align": "center",
        "header": 2
      },
      "insert": "\n"
    },
    {
      "insert": "\n// <link href=\"https://cdn.quilljs.com/1.0.2/quill.snow.css\" rel=\"stylesheet\">"
    },
    {
      "attributes": {
        "code-block": true
      },
      "insert": "\n"
    },
    {
      "insert": "// <script src=\"https://cdn.quilljs.com/1.0.2/quill.min.js\" type=\"text/javascript\"></script>"
    },
    {
      "attributes": {
        "code-block": true
      },
      "insert": "\n\n"
    },
    {
      "insert": "var quill = new Quill('#editor', {"
    },
    {
      "attributes": {
        "code-block": true
      },
      "insert": "\n"
    },
    {
      "insert": "  modules: {"
    },
    {
      "attributes": {
        "code-block": true
      },
      "insert": "\n"
    },
    {
      "insert": "    toolbar: '#toolbar'"
    },
    {
      "attributes": {
        "code-block": true
      },
      "insert": "\n"
    },
    {
      "insert": "  },"
    },
    {
      "attributes": {
        "code-block": true
      },
      "insert": "\n"
    },
    {
      "insert": "  theme: 'snow'"
    },
    {
      "attributes": {
        "code-block": true
      },
      "insert": "\n"
    },
    {
      "insert": "});"
    },
    {
      "attributes": {
        "code-block": true
      },
      "insert": "\n\n"
    },
    {
      "insert": "// Open your browser's developer console to try out the API!"
    },
    {
      "attributes": {
        "code-block": true
      },
      "insert": "\n"
    },
    {
      "insert": "\n\n"
    },
    {
      "attributes": {
        "bold": true
      },
      "insert": "Built with"
    },
    {
      "attributes": {
        "align": "center"
      },
      "insert": "\n"
    },
    {
      "insert": " "
    },
    {
      "insert": {
        "formula": "x^2 + (y - \\sqrt[3]{x^2})^2 = 1"
      }
    },
    {
      "insert": " "
    },
    {
      "attributes": {
        "align": "center"
      },
      "insert": "\n"
    },
    {
      "insert": "\n"
    }
  ]
}