* initial implementation of global search
* use tokio::sync::mpsc::unbounded_channel instead of Arc, Mutex, Waker poll_fn
* use tokio_stream::wrappers::UnboundedReceiverStream to collect all search matches
* regex_prompt: unified callback; refactor
* global search doc
Regression due to #635 where escape key in insert mode
would not exit normal mode. This happened due to hard
coding the escape key to cancel a sticky keymap node.
* Implement shell interaction commands
* Use slice instead of iterator for shell invocation
* Default to `sh` instead of `$SHELL` for shell commands
* Enforce trailing comma in `commands` macro
* Use `|` register for shell commands
* Move shell config to `editor` and use in command
* Update shell command prompts
* Remove clone of shell config
* Change shell function names to match prompts
* Log stderr contents upon external command error
* Remove `unwrap` calls on potential common errors
`shell` will no longer panic if:
* The user-configured shell cannot be found
* The shell command does not output UTF-8
* Remove redundant `pipe` parameter
* Rename `ShellBehavior::None` to `Ignore`
* Display error when shell command is used and `shell = []`
* Document shell commands in `keymap.md`
* Use tree like structure to store keymaps
* Allow multi key keymaps in config file
* Allow multi key keymaps in insert mode
* Make keymap state self contained
* Add keymap! macro for ergonomic declaration
* Add descriptions for editor commands
* Allow keymap! to take multiple keys
* Restore infobox display
* Fix keymap merging and add infobox titles
* Fix and add tests for keymaps
* Clean up comments and apply suggestions
* Allow trailing commas in keymap!
* Remove mode suffixes from keymaps
* Preserve order of keys when showing infobox
* Make command descriptions smaller
* Strip infobox title prefix from items
* Strip infobox title prefix from items
* Added change_case command
* Added switch_to_uppercase and switch_to_lowercase
Renamed change_case to switch_case.
* Updated the Keymap section of the Book
* Use flat_map instead of map + flatten
* Fix switch_to_uppercase using to_lowercase
* Switched 'Alt-`' to uppercase and '`' to lowercase
Co-authored-by: Cor <prive@corpeters.nl>
