Regression Tests / build (push) Has been cancelled
Build & Test Lean / build (push) Has been cancelled
* Add new DownloaderDataProvider
- Moving LeanDataWrite and IDataDownloader to common project
- Add new BaseDataDownloaderDataProvider with concurrency helper method
- Add new DownloaderDataProvider which will use a IDataDownloader or
IBrokerage implementation as data source
* Add support for downloading symbol chains data
* Reconcile duplicated code
* Add License header
* CS0219 Fixes: Value assigned, but never used
* CA1507: Use nameof in place of string literals
* CS0108 : Hides Inherited Member; Use new keyword to overwrite formally
* CS0114: Hides inherited member; use override keyword
* CS0168: Variable is declared but never used
* Tests CS1062; using obsolete implicit Symbol -> String; fix via .ToString()
* CS0472: Non Nullable Obj getting Null Checked
* CS0067 Member not used; ignore all cases for future use
* CS00162 : Unreachable code; either removed or ignored for debugging and test cases
* CS0169 Remove non-used fields; ignore those that may be used in future
* CS0414; Field is assigned but never used.
* CS0618; Obsolete properties and members; Only fixes simple ones, rest will have to broken up
* CS0649; Field never assigned too
* CS0659 & CS0661 ; Overwrite operators and equals but not hashcode; I don't really override it but just call base
* Small comment fix
* Cleanup pragma statement
* Allow LeanDataWriter to append to zip data files
* Use the data directory provided to the writer instead of the global value
* Disregard the time-portion of an input date
* Overwrite zip entries when creating futures data files
* Minor tweak and adding unit test
Co-authored-by: Martin Molinero <martin.molinero1@gmail.com>