intro text

README.md

@@ -2,10 +2,13 @@
 
 The currently-being-revised TAT requirements are found in the [tat_requirements](tat_requirements).
 
+This is Gitlab, a work-alike clone of the Github web site, but installed locally on a SNAC server. Gitlab is a
+version control system with a suite of project management tools.
+
 Ideally we will all create documentation in markdown format (.md files). You may create and edit files from
-the web interface here on gitlab, or download files and edit locally. You can also upload any file type using standard git commands, or use a Git
-graphical client (see below). Choose a relevant directory for your docs, or create a new directory as
-necessary.
+the web interface here on gitlab, or download files and edit locally. You can also upload any file type using
+standard git commands, or use a Git graphical client (see below). Choose a relevant directory for your docs,
+or create a new directory as necessary.
 
 Markdown files are simple text files, which makes them easy to edit and universally portable. Markdown has a
 limited set of conventions to denote headers, lists, URLs and so on. When uploaded to gitlab or github,