abstract, POC info, fix urls

conferences/IITSEC2019/README.md

 # Distributed Interactive Simulation (DIS) 101 Tutorial
 
-	[IITSEC 2019](http://www.iitsec.org),  2-6 December 2019, Orlando Florida
+	<a href="http://www.iitsec.org" target="_blank">IITSEC 2019</a>,  2-6 December 2019, Orlando Florida USA
 	
 	[mailto:brutzman@nps.edu?subject="IITSEC%202019%20DIS%20101%20Tutorial](Don Brutzman) and
     [mailto:christian.fitzpatrick@nps.edu?subject="IITSEC%202019%20DIS%20101%20Tutorial](Chris Fitzpatrick)