text: Title: Regression: Plotly lost all interactivity on grapher
  Body: **Describe the bug**  
  
  Once you select a few variables and hit finish, the chart is drawn, but no interactivity is avaiable (no hover, zoom, no menu etc)
  
  This started with this commit to develop: 
  Merge branch 'develop' of https://github.com/adamerose/pandasgui into develop
  805eb056 Adam Rose <adrotog@gmail.com> on 1/29/21 at 3:41 PM
  
  Worked on the last two PR merges (#82 and #84) (just tested those against the same environments).
  
  **Environment**
  OS: (Windows 10, Linux Mint 19.3)
  Python: (3.8.4, 3.8.5)
  IDE: (ipython command line show() or run gui.py from PyCharm)
  Anaconda environment with pip
  
  **Package versions**  
  pip freeze | grep -i "pyqt\|pandasgui\|plotly\|ipython\|jupyter\|notebook"
  ```
  ipython==7.20.0
  ipython-genutils==0.2.0
  pandasgui @ git+https://github.com/adamerose/PandasGUI.git@63b95aeecf4f41d7ac5309b6a6d31a87aad44e45
  plotly==4.14.3
  PyQt5==5.15.2
  PyQt5-sip==12.8.1
  PyQtWebEngine==5.15.2
  ```
  