2020-09-08_IT101-DM + Add links to policies

2020/2020-09-08_IT101-DM/slides/code_versioning.md

+# Code versioning
+<div style="position:absolute; width:40%">
+
+**git**
+
+  * Current standard for code versioning
+  * Maintain versions of your code as it develops
+  * Local system, which does not require an online repository
+  * Repositories allow distributed development
+
+<img  align="middle" height="300px" src="slides/img/Git-logo.png">
+</div>
+
+<div class="fragment" style="position:absolute; left:50%; width:40%"">
+
+**git@lcsb** 
+* Recommended, supported repository
+* Allows tracking of issues
+* Ready for continous integration - code checked on commits to the repository.
+* [https://git-r3lab.uni.lu](https://git-r3lab.uni.lu)
+
+
+  **Use at LCSB** 
+
+   * All analyses code should be in a repository
+      * Minimally at submission of a manuscript
+      * Better daily
+      * Even better "analyses chunkwise"
+</div>
+<aside class="notes">
+Policy! - code in central repository
+</aside>