Update setup.html

_includes/dc/setup.html

@@ -23,8 +23,11 @@
   The setup instructions for the Data Carpentry Ecology workshops (with R)
   can be found at <a href="https://datacarpentry.org/ecology-workshop/setup-r-workshop.html">
     the workshop overview site</a>. <b>Note that we will covering introduction to spreadsheets
-  and the R modules, so it is not necessary to install R and RStudio, and to make sure you have a working
+  and the R modules, you only need to R and RStudio, and to make sure you have a working
     spreadsheet program such as Microsoft Excel</b>. 
+
+  Please ignore instructions for installation of 
+  OpenRefine and mysql. 
 </p>
 
 {% elsif site.flavor == "python" %}