Adds the auto-complete & snippets for the JS/Scripts ACE Editor config

src/Umbraco.Web.UI.Client/src/views/scripts/edit.controller.js

@@ -108,11 +108,21 @@
                 theme: "chrome",
                 showPrintMargin: false,
                 advanced: {
-                    fontSize: '14px'
+                    fontSize: '14px',
+                    enableSnippets: true,
+                    enableBasicAutocompletion: true,
+                    enableLiveAutocompletion: false
                 },
                 onLoad: function(_editor) {
                     
                     vm.editor = _editor;
+
+                    //Update the auto-complete method to use ctrl+alt+space
+                    _editor.commands.bindKey("ctrl-alt-space", "startAutocomplete");
+                    
+                    //Unassigns the keybinding (That was previously auto-complete)
+                    //As conflicts with our own tree search shortcut
+                    _editor.commands.bindKey("ctrl-space", null);
                     
                     // initial cursor placement
                     // Keep cursor in name field if we are create a new script