Feature/pp apply changes support

[ravi-databricks]

• Added table properties support for bronze, quarantine and silver tables using create_streaming_live_table api call
• Added support for track history column using apply_changes api
• Added support for delta as source
• Fixed input schema parsing issue in onboarding
• Added validation for bronze/silver onboarding
• Modified readme and docs to include above features

[codecov[bot]]

Codecov Report

Merging #2 (e90c329) into main (0c85fd3) will increase coverage by 4.70%. The diff coverage is 83.54%.

@@            Coverage Diff             @@
##             main       #2      +/-   ##
==========================================
+ Coverage   80.17%   84.87%   +4.70%     
==========================================
  Files           7        7              
  Lines         691      734      +43     
  Branches      116      126      +10     
==========================================
+ Hits          554      623      +69     
+ Misses         95       61      -34     
- Partials       42       50       +8     

Flag	Coverage Δ
unittests	84.87% <83.54%> (+4.70%)	:arrow_up:

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
src/dataflow_pipeline.py	68.00% <72.00%> (+12.51%)	:arrow_up:
src/onboard_dataflowspec.py	87.89% <86.11%> (+1.02%)	:arrow_up:
src/pipeline_readers.py	91.89% <90.90%> (+14.96%)	:arrow_up:
src/dataflow_spec.py	92.20% <100.00%> (+0.15%)	:arrow_up:

[ganeshchand]

Since it's a lab project now and the repo is public, we should accept the the contribution from the community. We should update the contributing guide. It still says - "At present, external contributions are not accepted"

[ganeshchand]

Ran unit tests, integration tests and review the docs w/ Ravi. LGTM.