Nucypher

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Bugfixes
~~~~~~~~

- Fixed a memory leak in Ursula; removed some teacher statistics accumulated over time. (`2826 <https://github.com/nucypher/nucypher/issues/2826>`__)

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Bugfixes
~~~~~~~~

- Regenerate Ursula TLS certificates if the become invalid, e.g. become expired. (`2810 <https://github.com/nucypher/nucypher/issues/2810>`__)


Misc
~~~~

- Extend policy probationary period until December 31st, 2021. No policies may be created on the network that extend beyond this date. (`2810 <https://github.com/nucypher/nucypher/issues/2810>`__)

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Bugfixes
~~~~~~~~

- **Hotfix** - removed Etherchain as a datafeed for now since its format was modified and caused the gas price calculation to fail. (`2769 <https://github.com/nucypher/nucypher/issues/2769>`__)

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Features
~~~~~~~~

- PolicyManager: creating multiple policies in one tx (`2619 <https://github.com/nucypher/nucypher/issues/2619>`__)
- Adds a new CLI command to show past and present staking rewards, "stake rewards show". (`2634 <https://github.com/nucypher/nucypher/issues/2634>`__)
- Adds "https://closest-seed.nucypher.network" and "https://mainnet.nucypher.network" as a fallback teacher nodes for mainnet. (`#2657 <https://github.com/nucypher/nucypher/issues/2657>`__)
- Whitespaces in character nicknames are now implicitly replaced with an underscore ("_"). (`2672 <https://github.com/nucypher/nucypher/issues/2672>`__)
- Added timestamp and date columns to csv output of "nucypher status events" command. (`2680 <https://github.com/nucypher/nucypher/issues/2680>`__)
- Ursula will now check for active stakes on startup. (`2688 <https://github.com/nucypher/nucypher/issues/2688>`__)
- Add sub-stake boost information to staking CLI. (`2690 <https://github.com/nucypher/nucypher/issues/2690>`__)


Bugfixes
~~~~~~~~

- Fixed issues where failing transactions would result in incorrect token allowance and prevent creation of new stakes. (`2673 <https://github.com/nucypher/nucypher/issues/2673>`__)
- examples/run_demo_ursula_fleet.py - Clean up each DB on shutdown. (`2681 <https://github.com/nucypher/nucypher/issues/2681>`__)
- Fix a performance regression in ``FleetSensor`` where nodes were matured prematurely (pun not intended) (`2709 <https://github.com/nucypher/nucypher/issues/2709>`__)


Improved Documentation
~~~~~~~~~~~~~~~~~~~~~~

- Include annotated description of the worker status page. (`2665 <https://github.com/nucypher/nucypher/issues/2665>`__)
- Update service fee pricing to reflect correct per period rate since periods are now 7-days. (`2677 <https://github.com/nucypher/nucypher/issues/2677>`__)
- Add documentation about calculation of staking rewards. (`2690 <https://github.com/nucypher/nucypher/issues/2690>`__)


Deprecations and Removals
~~~~~~~~~~~~~~~~~~~~~~~~~

- Moves "stake collect-reward" to "stake rewards withdraw" command. (`2634 <https://github.com/nucypher/nucypher/issues/2634>`__)
- Remove IndisputableEvidence (`2699 <https://github.com/nucypher/nucypher/issues/2699>`__)


Misc
~~~~

- Registry for NuCypher DAO entities. (`2426 <https://github.com/nucypher/nucypher/issues/2426>`__)
- Added code used to generate the DAO Proposal 1, for reference purposes. (`2616 <https://github.com/nucypher/nucypher/issues/2616>`__)
- Improves password collection hints while running ``init`` commands. (`2662 <https://github.com/nucypher/nucypher/issues/2662>`__)
- Extend policy probationary period until August 31st, 2021. No policies may be created on the network beyond this date. (`2716 <https://github.com/nucypher/nucypher/issues/2716>`__)

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Features
~~~~~~~~

- CLI option --duration-periods renamed to --payment-periods. (`2650 <https://github.com/nucypher/nucypher/issues/2650>`__)


Bugfixes
~~~~~~~~

- Fixed inability to update ursula configuration file due to the keyring not being instantiated - updated logic no longer needs keyring to be instantiated. (`2660 <https://github.com/nucypher/nucypher/issues/2660>`__)


Misc
~~~~

- Extends policy probationary period until May 31st, 2021. No policies may be created on the network beyond this date. (`2656 <https://github.com/nucypher/nucypher/issues/2656>`__)

-------------------

Features
~~~~~~~~

- Improve UX for character CLI when there are multiple configuration files:
- If there are multiple possible character configuration files prompt the user to choose
- If there is only one character configuration file, even if not the default filename, use lone configuration without prompting and print to CLI. (`2617 <https://github.com/nucypher/nucypher/issues/2617>`__)


Bugfixes
~~~~~~~~

- Ensure that correct configuration filepath is displayed when initializing characters, and add hint about
using ``--config-file <FILE>`` for subsequent CLI commands if non-default filepath used. (`2617 <https://github.com/nucypher/nucypher/issues/2617>`__)