Update version number (v9.1), add RStudio Cloud version tested on and…

… update readme links

README.md

@@ -4,13 +4,13 @@ This is the material for my 1 day course on **Introduction to Spatial Data & Usi
 This course does not spend much time on the very basics of using R - if you want to find out more, there are some good tutorials at http://www.social-statistics.org/?p=764 or http://rpubs.com/nickbearman/gettingstartedwithr. 
 
 The material for this workshop is available here:  
-- [The HTML of the handout with the practical instructions (HTML, 1.4 MB)](https://github.com/nickbearman/intro-r-spatial-analysis/releases/download/v9.0/workbook.html)  
+- [The HTML of the handout with the practical instructions (HTML, 1.4 MB)](https://github.com/nickbearman/intro-r-spatial-analysis/releases/download/v9.1/workbook.html)  
 <!-- - [Software requirements](https://github.com/nickbearman/intro-r-spatial-analysis/blob/master/software-requirements.txt)  -->
 <!-- - [The R Glossary and Helpsheet (PDF, 122 KB)](https://github.com/nickbearman/intro-r-spatial-analysis/releases/download/8.3/glossary-helpsheet.pdf) -->
 - [The data used in the workshop (folder, total: 8.1 MB)](https://github.com/nickbearman/intro-r-spatial-analysis/tree/master/data)  
 
-This practical was written using R 4.0.2 (2020-06-22) and RStudio 1.3.1093 by  Dr. Nick Bearman ([[email protected]](mailto:[email protected])). 
+This practical was written using R 4.0.2 (2020-06-22) and RStudio 1.3.1093 by  Dr. Nick Bearman ([[email protected]](mailto:[email protected])). It has also been tested in R 4.1.2 (2021-11-01) and RStudio 2021.09.1 (RStudio Cloud). 
 
 *This work (Introduction to Spatial Data and Using R as a GIS by Nick Bearman) is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International. To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/4.0/.*
 
-Material will be updated periodically, usually in line with courses run by Nick Bearman. It was last updated on 01/12/2021. 
+Material will be updated periodically, usually in line with courses run by Nick Bearman. It was last updated on 08/12/2021. 

workbook.Rmd

@@ -1,9 +1,9 @@
 ---
 title: "Introduction to Spatial Data and Using R as a GIS"
 output:
-  pdf_document: default
   html_document:
     df_print: paged 
+  pdf_document: default
 date: "Tue 7th and Wed 8th December 2021"
 ---
 
@@ -679,10 +679,10 @@ This is the opportunity to use some of the techniques we have covered on your ow
 
 ----
 
-This practical was written using R 4.0.2 (2020-06-22) and RStudio 1.3.1093 by Dr. Nick Bearman ([email protected]). 
+This practical was written using R 4.0.2 (2020-06-22) and RStudio 1.3.1093 by Dr. Nick Bearman ([email protected]). It has also been tested in R 4.1.2 (2021-11-01) and RStudio 2021.09.1 (RStudio Cloud). 
 
 This work (Introduction to Spatial Data and Using R as a GIS by Nick Bearman) is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International. To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/4.0/. <img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/cc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/by.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/nc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/sa.svg?ref=chooser-v1">
 
 
-The latest version of the PDF is available from https://github.com/nickbearman/intro-r-spatial-analysis. This is v9.0 and this was created on `r format(Sys.time(), '%d %B %Y')`. 
+The latest version of the PDF is available from https://github.com/nickbearman/intro-r-spatial-analysis. This is v9.1 and this was created on `r format(Sys.time(), '%d %B %Y')`.