add two instructions to readme.markdown

README.markdown

@@ -52,9 +52,13 @@ from the `stacks-website` directory
 
 12. make XyJax work by editing the last line of `stacks-website/js/XyJax/extensions/TeX/xypic.js` and replacing `MathJax.Ajax.loadComplete("[MathJax]/extensions/TeX/xypic.js");` by `MathJax.Ajax.loadComplete("/js/XyJax/extensions/TeX/xypic.js");`
 
-13. change directories to `stacks-tools` and update the database by calling `python update.py` as well as `python macros.py`
+13. make simplepie work by editing the second to last line of `stacks-project/php/config.php` to point to the correct `base` location
 
-14. create a directory `stacks-website/data` by executing `mkdir stacks-website/data`, change directories to `stacks-tools`, and create the graph files by calling `python graphs.py`
+14. update the `.htaccess` line: `RewriteBase /` to be pointing to your `base`.
+
+15. change directories to `stacks-tools` and update the database by calling `python update.py` as well as `python macros.py`
+
+16. create a directory `stacks-website/data` by executing `mkdir stacks-website/data`, change directories to `stacks-tools`, and create the graph files by calling `python graphs.py`
 
 Please contact the maintainer or create an issue if you encounter problems.
 
@@ -64,4 +68,4 @@ Updating the website
 
 1. Update the `stacks-website/tex` folder using `git pull`
 2. run `make tags` as in step 5 above
-3. Run steps 13 and 14 above
+3. Run steps 15 and 16 above