Updates to versioning page

Author: SPMcentral

docs/development/versioning.md

@@ -1,7 +1,7 @@
 # SPM version numbers
 SPM has a **version** and a **release**. At the time of writing, the version is **SPM12** and the release is **dev**. 
 
-Other toolboxes that depend on SPM use this information to check whether a compatible SPM version is installed. A common pattern is to split the version string, e.g. into **SPM** and **12**, and then compare the latter to the desired version number.
+Other toolboxes that depend on SPM use this information to check whether a compatible SPM version is installed. A common pattern is to split the version string into two parts, e.g. SPM12 becomes **SPM** and **12**, and then the latter part is compared to the desired version number.
 
 ## Transition to calendar versioning
 SPM is moving towards [calendar versioning](https://calver.org/). 
@@ -10,13 +10,21 @@ The new format is **YY.0M[.MICRO]**, where YY is the short year (e.g. 24 for the
 
 For backward compatibility, the version and release will operate as follows:
 
--	Version: SPMYY, e.g. SPM24 
--	Release: either ‘dev’ for the development version on Github or the calendar version number: YY.0M[.MICRO], e.g. 24.07
+-	**Version**: SPMYY, where YY is the year of the most recent release, e.g. SPM24 
+-	**Release**: either 00.00 for the development version on Github or for a release: YY.0M[.MICRO], e.g. 24.07 for July 2024
 
 ## Where the SPM version number is stored
 The SPM version is stored on the second line of the file Contents.m in the root directory, or Contents.txt when SPM is in deployed mode (i.e., compiled).
 
 ## Querying SPM’s version number
 To obtain the version and release call:
+
+```Matlab
 [v, r] = spm('ver')
-where v is the version and r is the release. For convenience, to return the version and release as a single string, instead call spm('version') .
+```
+
+where v is the version and r is the release. For convenience, to return the version and release as a single string, instead call: 
+
+```Matlab 
+spm('version')
+```

mkdocs.yml

@@ -205,6 +205,7 @@ nav:
     - 'Guidelines':   'development/guidelines.md'
     - 'Testing':      'development/testing.md'
     - 'Compilation':  'development/compilation/index.md'
+    - 'Versioning':   'development/versioning.md'
 
 markdown_extensions:
   - abbr