Revert root authentication stuff (AppImageCommunity#3)

* Revert "Try pkexec" This reverts commit 0073974. * Revert "Port root authentication from AppImage/AppImageKit#364" This reverts commit 1ffe5aa.

Author: TheAssassin

main.vala

@@ -8,23 +8,6 @@ static HeaderBar header_bar; // Too new to assume it is there?
 
 static string selected_file;
 
-static string root(){
- 
-var a = Posix.system("pkexec --disable-internal-agent echo hello to appimages");
-if (a == 32256){
-return "false";
-}
-else{
-return "true";
-}
-
-}
-static void root_run(){
-if(root() == "false"){
-Posix.exit(0);
-}
-}
-
 /* Open file */
 static void open_file(string filename) {
  selected_file = filename;
@@ -63,7 +46,6 @@ static void on_about_clicked() {
 }
 
 static void main (string[] args) {
-root_run();
 init (ref args);
  if(args.length > 1){
  open_file(args[1]);

progress.vala

@@ -103,9 +103,9 @@ public class ProgressWindow : Window {
  int extra_args = 0;
 
  string[] spawn_args = new string[8 + files_to_be_updated.length + extra_args];
- spawn_args[0] = "pkexec";
- spawn_args[1] = Environment.get_variable ("APPDIR").concat("/usr/bin/appimageupdate", null);
- spawn_args[2] = this.file_name;
+
+ spawn_args[0] = "appimageupdate";
+ spawn_args[1] = this.file_name;
 
  string[] spawn_env = Environ.get ();
  int standard_error;