test root user

installers/raspbian.sh

@@ -2,6 +2,13 @@ UPDATE_URL="https://raw.githubusercontent.com/necro-nemesis/LabyrinthAP/master/"
 wget -q ${UPDATE_URL}/installers/common.sh -O /tmp/raspapcommon.sh
 source /tmp/raspapcommon.sh && rm -f /tmp/raspapcommon.sh
 
+function test_root_user() {
+    if [ "$EUID" -ne 0 ]
+        then echo "Please run LabyrinthAP installer as root"
+        exit
+    fi
+}
+
 function update_system_packages() {
     install_log "Updating sources"
     sudo apt-get update || install_error "Unable to update package list"