Update README.md

README.md

@@ -7,6 +7,9 @@ This session will cover
 * accesssing code.ornl.gov using UCAMS or XCAMS
 * adding external collaborators to projects
 * setting up SSH keys for easy pushing and pulling.
+ 
+We will also briefly walk through how to apply for an XCAMS account, so that you
+can show your non-ORNL colleagues how to sign up.
 
 ## What is a Merge Request?
 **Thursday 12/22, 9:00am in JICS Auditorium (5100 RM 128)**