Fava Investor: news and upates

[Red S]

Fava Investor 0.3.0 was just released.

pip3 install --upgrade fava_investor

Changelog:

## 0.3.0 (2022-08-07)
### New

- new module: summarizer to summarize and display reasonably arbitrary tables of account  and commodity metadata (more on this soon)
- Modules now respect GUI context (time interval). For example, see what your cashdrag
  was or what you could have TLH'ed on any arbitrary day in the past
- experimental utility: scaled mutual fund NAV estimator: estimate a mutual fund's NAV
  based on current intra-day value of its corresponding NAV

### Improvements

- add footer to pretty_print. cashdrag uses it.
- assetalloc_class: read fava config from beancount file for command line.
- cashdrag: read fava config from beancount file for command line.
- cli: consolidated all modules into `investor` command.
- enable fava context and filters. Fixes #36. Also upstream favaledger.
- pager via click.
- ticker-util now puts asset allocation info it can find.
- tlh: comma betweeen similars and alts lists.
- tlh: read fava config from beancount file for command line.
- better example (still WIP)
- pythonanywhere config and example

### Fixes

- fix: use filtered entries in query_shell.
- fix: #61 Show welcome message on initial screen when no modules are selected.
- fix/favainvestorapi: #67 get_account_open() returns empty.

### Other

- several upgrades for fava 1.22 [Aaron Lindsay, Red S]
- several doc upgrades
- several refactors
- refactor: ticker-util cleanup; _ to - in options.
- test: fix assetalloc_class pytests.
- wip: demo example #72.

[Red S]

A live demo of Investor is now available at pythonanywhere.

[Travis Dahlke]

Thanks Red, I appreciate all the work you have shared with this community.

[Red S]

Most welcome, and I'm happy to share these! :)