Updated REAME documentation and .gitignore

groundStation/.gitignore

@@ -38,7 +38,8 @@ src/vrpn/build*
 src/vrpn/pc_linux64/*
 
 #Exacutables
-BlueTooth
 logs
 client
 BackEnd
+obj
+monitorQuad

groundStation/README.md

@@ -14,6 +14,9 @@ cd into the groundstation folder.
 	make
 
 run the program with sudo privledges
-	sudo ./BackEnd
+	sudo -E ./BackEnd
 
-If you wish to change the way the backend communicates to the quad and vice versa, modify src/config.h .
+If you wish to change the way the backend communicates to the quad and vice versa, look at src/config.h. 
+	This provides a list of environment variables which you can set and use for your computer or time of use.
+	Because the backend must be ran with sudo privledges, you will need to preserve the env. vars. with sudo rights.
+	Hence the "-E" flag.