Update how_to_guide.md (#387)

formatting updates and tags

Signed-off-by: Nick Jones <[email protected]>

docs/Scientific_Computing/Interactive_computing_with_NeSI_OnDemand/how_to_guide.md

@@ -1,9 +1,21 @@
-# NeSI OnDemand how-to guide
+---
+tags:
+- jupyter
+- hub
+- home
+- lab
+- notebook
+- ondemand
+- rstudio
+title: NeSI OnDemand how-to guide
+---
+
+!!! info
+     NeSI OnDemand is in development and accessible to early access users only.
+     If you are interested in helping us test it please [contact us](mailto:[email protected]).
 
-!!! warning
 
-    NeSI OnDemand is in development and accessible to early access users only.
-    If you are interested in helping us test it please [contact us](mailto:[email protected]).
+# NeSI OnDemand how-to guide
 
 ## How to log in