Added info about unmaintainance state of exa

README.md

@@ -538,7 +538,7 @@ Search the filesystem looking for files with specific characteristics.
 ## <a name="ls"></a>File listing (alternatives to ls)
 
 * [colorls](https://github.com/athityakumar/colorls) - A Ruby script that colorizes the `ls` output with color and icons.
-* [exa](https://the.exa.website/) - Replacement for 'ls' written in Rust, with colors and several additional "views".
+* [exa](https://the.exa.website/) - Replacement for 'ls' written in Rust, with colors and several additional "views". As of today, the README says it is currently unmaintained and the only maintainer is unreachable. See `eza` for a maintained fork. 
 * [ll](https://github.com/antonmedv/ll) - ls with git status.
 * [lsd](https://github.com/lsd-rs/lsd) - This project is a rewrite of GNU ls with lot of added features like colors, icons, tree-view, more formatting options etc. The project is heavily inspired by the super colorls project.
 * [nat](https://github.com/willdoescode/nat) - Complete replacement for the `ls` command.

data/apps.csv

@@ -128,7 +128,7 @@ disk-analyzer,ncdu,https://dev.yorhel.nl/ncdu,https://code.blicky.net/yorhel/ncd
 file-dir-cleanup,classifier,,https://github.com/bhrigu123/classifier,"Organize files in your current directory, by classifying them into folders of music, pdfs, images, etc."
 file-dir-cleanup,detox,http://detox.sourceforge.net/,https://sourceforge.net/projects/detox/,"A utility designed to easily clean up filenames, it replaces characters like spaces with standard equivalents, it also replace UTF-8 or Latin-1 (or CP 1252) characters with more handy ones."
 file-handling,dtrx,https://brettcsmith.org/2007/dtrx/,https://github.com/dtrx-py/dtrx,"(Do The Right eXtraction) aims at taking ""all the hassle out of extracting archives""; allows to use one command to extract archives in different formats, recursive extraction (files into file) and extracts files into dedicated directories."
-ls,exa,https://the.exa.website/,https://github.com/ogham/exa,"Replacement for 'ls' written in Rust, with colors and several additional ""views""."
+ls,exa,https://the.exa.website/,https://github.com/ogham/exa,"Replacement for 'ls' written in Rust, with colors and several additional ""views"". As of today, the README says it is currently unmaintained and the only maintainer is unreachable. See `eza` for a maintained fork. "
 ls,lsd,,https://github.com/lsd-rs/lsd,"This project is a rewrite of GNU ls with lot of added features like colors, icons, tree-view, more formatting options etc. The project is heavily inspired by the super colorls project."
 cd,fasd,,https://github.com/clvv/fasd,"A Commandline Tool That Offers Quick Access to Files and Directories. It offers quick access to files and directories for POSIX shells.  It is inspired by tools like autojump, z and v. Fasd keeps track of files and directories you have accessed, so that you can quickly reference them in the command line."
 find,fd,,https://github.com/sharkdp/fd,"A simple, fast and user-friendly alternative to find. Written in Rust."