Added .editorconfig, removed obsoleted upgrade.sh and main.sh, launch…

…ing user_config function. (armbian#1543)

.editorconfig

@@ -0,0 +1,33 @@
+# EditorConfig is awesome: http://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_style = tab
+indent_size = 8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = false
+insert_final_newline = false
+
+# C coding style based on Linux kernel.
+# https://www.kernel.org/doc/html/v5.0/process/coding-style.html
+
+[*.sh]
+indent_style = tab
+indent_size = 4
+
+[*.c]
+indent_style = tab
+indent_size = 8
+
+[*.h]
+indent_style = tab
+indent_size = 8

lib/configuration.sh

@@ -265,6 +265,11 @@ if [[ -f $USERPATCHES_PATH/lib.config ]]; then
 	source "$USERPATCHES_PATH"/lib.config
 fi
 
+if [[ "$(type -t user_config)" == "function" ]]; then
+	display_alert "Invoke function with user override" "user_config" "info"
+	user_config
+fi
+
 # apt-cacher-ng mirror configurarion
 if [[ $DISTRIBUTION == Ubuntu ]]; then
 	APT_MIRROR=$UBUNTU_MIRROR