fix indention and add EditorConfig configuration

Signed-off-by: Christian Hesse <mail@eworm.de>

.editorconfig

+# EditorConfig configuration for archiso
+# http://EditorConfig.org
+
+# Top-most EditorConfig file
+root = true
+
+# Unix-style newlines without trailing whitespaces, but with a newline
+# ending every file, utf-8 charset, set indent to spaces with width of four
+[*]
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+charset = utf-8
+indent_style = space
+indent_size = 4

hooks/archiso_pxe_nbd

@@ -3,7 +3,7 @@
 run_earlyhook() {
     if [[ -n "${ip}" && -n "${archiso_nbd_srv}" ]]; then
         # Module autoloading like with loop devices does not work, doing manually...
-         modprobe nbd 2> /dev/null
+        modprobe nbd 2> /dev/null
     fi
 }