[REPO] Add inventree-cups-plugin (#119)

* [REPO] Add inventree-cups-plugin

* add wolfu as author

* fix links

_publishers/wolflu05.md

@@ -0,0 +1,6 @@
+---
+short_name: wolflu05
+name: Lukas
+github: wolflu05
+website:
+---

_repo/inventree-cups-plugin.md

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+---
+name: inventree-cups-plugin
+author: wolflu05
+license: MIT
+open_source: true
+stable: true
+maintained: true
+pypi: false
+package_name:
+github: https://github.com/wolflu05/inventree-cups-plugin
+gitlab:
+source:
+issue_tracker: https://github.com/wolflu05/inventree-cups-plugin/issues
+website:
+categories: Printer
+tags: Label Printer CUPS DYMO
+---
+Label printing plugin for generic cups printers 
+
+A label printing plugin for [InvenTree](https://inventree.org), which provides support for [Cups label printing servers](https://www.cups.org). If your printer is not cups compatible, you can setup a cups printing server. This [article](https://nerdig.es/labelwriter-im-netz-teil1/) describes how to setup a cups printing server for the DYMO LabelWriter 450 Duo.
+
+## Installation
+
+> :warning: This plugin needs `cups-devel` installed to install its dependencies. You can read more about the requirements at [`pycups`](https://github.com/OpenPrinting/pycups). If you're using `apt` as a package manager run `apt install libcups2-dev` before.
+
+Install this plugin as follows:
+
+```bash
+pip install git+https://github.com/wolflu05/inventree-cups-plugin
+```
+
+Or, add to your `plugins.txt` file:
+
+```txt
+git+https://github.com/wolflu05/inventree-cups-plugin
+```
+ 
+## Configuration Options
+
+| Name| Description| Example |
+| --- | --- | --- |
+| Server | IP/Hostname to connect to the cups server | `192.168.1.5` |
+| Port | Port to connect to the cups server | `631` | 
+| Benutzer | User to connect to the cups server	| *can also be empty* |
+| Passwort | Password to connect to the cups server	| *can also be empty* |
+| Printer | Printer from cups server, can be selected if valid connection options are saved in | `myprinter` |