add incomplete cff file (#554)

* add incomplete cff file

I would like to add a cff file here with no paper so that it can be referenced in other papers. When we have a proper paper we can also add that here and keep updating it.

* Update CITATION.cff

Add orcid ID

Co-authored-by: Fabian Zills <46721498+PythonFZ@users.noreply.github.com>

Author: SamTov

CITATION.cff

@@ -0,0 +1,40 @@
+# This CITATION.cff file was generated with cffinit.
+# Visit https://bit.ly/cffinit to generate yours today!
+
+cff-version: 1.2.0
+title: MDSuite
+message: >-
+  If you use this software, please cite it using the
+  metadata from this file.
+type: software
+authors:
+  - given-names: Samuel
+    family-names: Tovey
+    email: tovey.samuel@gmail.com
+    affiliation: >-
+      Institute for Computational Physics, University
+      of Stuttgart
+    orcid: 'https://orcid.org/0000-0001-9537-8361'
+  - given-names: Fabian
+    family-names: Zills
+    affiliation: >-
+      Institute for Computational Physics, University
+      of Stuttgart
+    orcid: 'https://orcid.org/0000-0002-6936-4692'
+  - given-names: Francisco
+    family-names: Torres-Herrador
+    affiliation: >-
+      Aeronautics and Aerospace department, von
+      Karman Institute for Fluid Dynamics,
+      Rhode-St-Genese, Belgium. Thermo and Fluid
+      dynamics (FLOW), Vrije Universiteit Brussel,
+      Brussels, Belgium. Laboratory for Chemical
+      Technology (LCT), Ghent University, Ghent,
+      Belgium
+    orcid: 'https://orcid.org/0000-0002-3901-3461'
+  - given-names: Christoph
+    family-names: Lohrmann
+    affiliation: >-
+      Institute for Computational Physics, University
+      of Stuttgart
+    orcid: 'https://orcid.org/0000-0002-9011-2975'