* able to drag objects from left pane
* changed scheme from file
* base functionality working
* extended functionality to tables
* added string literals and formatting
* cleanup
* cleanup
* added table/column parsing
* removed bad logic
* updated to use metadata
* cleanup and added sql carbon edit tags
* moved changes from vs into sql code base
* refactoring drag and drop
* cleanup
* cleanup
* cleanup
* added unit tests
* pr changes
* moved treeMock file
* fixed small bug
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