Update linux instructions

README.md

@@ -93,17 +93,14 @@ Once you're done installing the build dependencies, you can get started by runni
 
 	./configure
 
-which downloads all other dependencies that we need to build manually with [Mason](https://github.com/mapbox/mason). There's a good chance that there already are binary files and that you don't need to compile anything.
-
-Then, you can then proceed to build the library like:
-
-    make mbgl
-
-Or proceed to building the debug application with:
+Then, you can then proceed to build the library:
 
+	git submodule update --init
 	make linux
 
-Be sure to setup an access token per below before running `build/Release/mapbox-gl`. 
+Set an access token as described below, and then run:
+
+	make run-linux
 
 
 # Troubleshooting