If child process has exited, this will panic.
clear_area() sets the cleared cell attributes according to the new argument.
Unwrap text_processing into melib In preparation for uploading meli as a separate crate on crates.io.
Merge ui crate with root crate. In preparation for uploading `meli` as a separate crate on crates.io. Workspace crates will need to be published as well and having a separate `ui` crate and binary perhaps doesn't make sense anymore.
Manos Pitsidianakis