- remove `Nc` & `NcD` wrappers, to move them to notcurses-rs library.
- update the summary header format for Notcurses and NcDirect
- update docs and examples
- add new Notcurses methods: `canhalfblock()` and `canquadrant()`.
- add doc links to NCBLIT_* flags from the capabilities methods.
- update the full-capabilites example to include `canhalfblock`, `canquadrant`,
`canchangecolor` and `canfade` functions.
- rustfmt
- move blitter type, NCBLIT_* constants and NcPixelGeometry from the plane module to the visual module.
- add information about blitter graceful degradation the NcBlitter type.
- add cross linking from/to the NCVISUAL_OPTION_NODEGRADE flag.
- update the full-capabilites example to include braille.
- improve NcVisual.from_rgba documentation.
- fix Notcurses.term_dim_yx documentation.
- new example `poc-planebase` to help find the bug.
- improve full-capabilities example a little.
- rename and refactor NcPlane method rgba() to as_rgba().
- add example `issue-rgba` that shows a problem when the plane has text.
- refactor `error_ref` & `error_ref_mut` macros to allow custom return values
- refactor Notcurses.palette_size() to return an NcResult.
- refactor & rename example direct-text.rs to direct-capabilities.rs.
- new example full-capabilities.rs
- raw field of new wrapping structs is now public just to the crate.
- NcNotcurses.stdplane method now doesn't return an NcResult since it can't fail.
- rename NcNotcurses to Notcurses and NcNotcursesOptions to NotcursesOptions.
- rename NcPlane::new_termsize constructor to with_termsize.
- bump MSV to 1.48 for the doc links.
- improve lib documentation.
- minor fixes.
Create new wrapping types that can safely encapsulate the mutable references,
and implement Drop and automatic (de)referencing.
- Notcurses
- rename Notcurses* to NcNotcurses*.
- rename NotcursesOptions to NcNotcursesOptions.
- new Notcurses struct.
- implement Drop, AsRef, AsMut, Deref & DerefMut.
- override stop method to be no-op.
- reimplement constructors and associated methods.
- remove without_altscreen_with_banners constructor.
- update examples and tests.
- rustfmt.
