Batch fitting and lumen objects

[Jhsmit]

Major update to the web application:

• Support of batch fitting from web app
• controllers/figures/sources as Lumen sources
• Classifcation control panel generates cmap and norm objects, and these can be used to color whole dataframes in batch
• Export of full results dataframes and .pml files in batch (as .zip file)

Minor changes:

• Allow for custom datasets names
• Download
• Allow removing datasets
• Allow removing tables? (combined with table viewer)

Related issues: #157, #155, #154, #153, #151, #132, #199, #106, #99, #98, #93, #112, #92

[codecov]

Codecov Report

Merging #188 (547367a) into master (a9eaaa9) will decrease coverage by 10.92%.
The diff coverage is 71.58%.

❗ Current head 547367a differs from pull request most recent head 1304947. Consider uploading reports for the commit 1304947 to get more accurate results

@@             Coverage Diff             @@
##           master     #188       +/-   ##
===========================================
- Coverage   67.41%   56.48%   -10.93%     
===========================================
  Files          27       31        +4     
  Lines        4474     4844      +370     
===========================================
- Hits         3016     2736      -280     
- Misses       1458     2108      +650     

Impacted Files	Coverage Δ
pyhdx/fileIO.py	85.54% <7.69%> (-7.93%)	⬇️
pyhdx/panel/data_sources.py	47.74% <52.83%> (-26.92%)	⬇️
pyhdx/panel/controllers.py	40.40% <56.39%> (-27.55%)	⬇️
pyhdx/panel/opts.py	60.60% <60.60%> (ø)
pyhdx/models.py	80.10% <72.72%> (-1.05%)	⬇️
pyhdx/panel/main_controllers.py	83.09% <76.08%> (-14.34%)	⬇️
pyhdx/panel/transforms.py	76.13% <76.13%> (ø)
pyhdx/panel/fig_panels.py	45.42% <81.66%> (-40.95%)	⬇️
pyhdx/panel/base.py	56.35% <88.88%> (-25.67%)	⬇️
tests/test_lumen_components.py	95.12% <95.12%> (ø)
... and 22 more

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[Jhsmit]

fixes #157, #154, #93, #112