Added note about Notifications in Avenue

Lectures/L01_IntroToCourse/IntroToCourse.tex

@@ -83,10 +83,10 @@
 % \item New Grad Stdnt Orientation: Mon, Sept 9, 10 am -- 1 pm %may
 %                                 %cancel our class
 \item Lectures: Mon (11:30 --1:00) and Thurs (2:30 -- 4:00)
-\item Avenue for grade tracking
+\item Avenue for grade tracking (\url{http://avenue.mcmaster.ca/})
 \begin{itemize}
-\item \url{http://avenue.mcmaster.ca/} 
-\item Consider putting a picture up on Avenue
+\item Please put a picture on your profile
+\item Click arrow beside Announcements, select Notifications
 \end{itemize}
 \item We'll also use git on GitLab for the course material
 \begin{itemize}