Co-authored-by: Marc Cornellà <marc.cornella@live.com>

Fixes #9212

`display_info` doesn't exist in any known platform

Fixes #5208

According to #5003

if one exports EDITOR with parameters, say:
`export EDITOR='subl -w'`
 
running command:
`zshrc`
 
will result in:
`zsh: command not found: subl -w`

This can be fixed by updating common-aliases.plugin.zsh line 16 with:
`alias zshrc='${=EDITOR} ~/.zshrc' # Quick access to the ~/.zshrc file`

Fixes #5003

PHP can be executed as CLI script but due to the automated attempt
to add browser support to that extension such ability is prevented
in certain circumstances.

The m4a file format can be opened in the command line with mplayer

Uses `is-at-least` instead of a numeric comparison hack, so versions with non-numeric bits like "4.5.0-dev5" don't throw errors.

They are implemented in lib anyway.

j alias conflicts with autojump's j() function. Fixes #2989

As far as I can tell (tested on Linux & Darwin, BSD man page seems to agree), `-d` is pretty univerally accepted as the depth argument.  So instead of doing a test, we can just use -d and call it a day.

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>