Add Ryooooooga/croque theme

Add `Ryooooooga/croque` theme now that Ryooooooga/croque#1 is closed.

Signed-off-by: Joe Block <[email protected]>

Author: unixorn

README.md

@@ -1694,6 +1694,7 @@ If you're using [Antigen](https://github.com/zsh-users/antigen), you can test th
 - [cryo-long](https://github.com/cryocaustik/cryo-long-zsh-theme) - Variant of [cryo](https://github.com/cryocaustik/cryo-zsh-theme/) with added decorators for hostname and current directory.
 - [cryo](https://github.com/cryocaustik/cryo-zsh-theme) - A standalone clone of the original oh-my-zsh theme with date and time added.
 - [crème fraîche](https://github.com/koenwoortman/creme-fraiche-zsh-theme) - Works best with light terminal backgrounds, includes `git` and `vi`-mode status decorations.
+- [croque](https://github.com/Ryooooooga/croque) - Powerline-inspired theme with decorators for OS, user@host, `git` information, `git` username, current directory and exit status of last command.
 - [cute](https://github.com/dogrocker/oh-my-zsh-powerline-cute-theme) - A macOS oh-my-zsh shell theme with cute emoji based on the Powerline Vim plugin.
 - [cxzh](https://github.com/MakeWorkSimple/cxzh.zsh-theme) - Works well on dark background, has `git` status decorations.
 - [cybensis](https://github.com/cybensis/cybensis-zsh-theme) - Based on [af-magic](https://github.com/ohmyzsh/ohmyzsh/blob/master/themes/af-magic.zsh-theme). Includes decorators for `git` information, `hg` information, and python virtualenv.