Rp2

* added new transaction types: AIRDROP, HARDFORK, INTEREST, MINING, STAKING, WAGES. Removed transaction type EARN, which used to encompass all the above types
* revisited output generators: rp2_report was renamed to rp2_full_report and mock_8949_us was renamed to tax_report_us. The tax_report_us plugin now generates one sheet per taxable event type: Airdrops, Capital Gains, Donations, Gifts, Hard Forks, Interest, Investment Expense, Mining, Staking, Wages.
* fixed bug in from/to_year logic: entry sets didn't consider the time filter in certain corner cases
* updated documentation to reflect above changes

* Added from/to_year command line option

* Minor fixes related to Pypi package distribution and upload

* Minor fixes related to Pypi package distribution and upload

* First version uploaded to Pypi
* Added pre-commit hooks
* Added bandit security checks
* Major revision of user and developer documentation
* Fixed lint errors
* Various bug fixes and improvements

* Use latest version of backports-datetime-fromisoformat to avoid installation bug (273)
* Code refactoring and removal of obsolete plugins (218, 266, 269)
* Minor fixes (254, 262, 267)