Move old install directory if it exists

installers/common.sh

@@ -64,9 +64,10 @@ function enable_php_lighttpd() {
 # Verifies existence and permissions of RaspAP directory
 function create_raspap_directories() {
     install_log "Creating RaspAP directories"
-    if [ ! -d "$raspap_dir" ]; then
-        sudo mkdir -p "$raspap_dir" || install_error "Unable to create directory '$raspap_dir'"
+    if [ -d "$raspap_dir" ]; then
+        sudo mv $raspap_dir $raspap_dir.original || install_error "Unable to move old directory out of the way"
     fi
+    sudo mkdir -p "$raspap_dir" || install_error "Unable to create directory '$raspap_dir'"
 
     sudo chown -R $raspap_user:$raspap_user "$raspap_dir" || install_error "Unable to change file ownership for '$raspap_dir'"
 }