Fix overlap when selecting dropdown choice with keyboard when useLabels: false

src/definitions/modules/dropdown.js

@@ -216,9 +216,8 @@ $.fn.dropdown = function(parameters) {
           api: function() {
             var
               apiSettings = {
-                debug    : settings.debug,
-                cache    : 'local',
-                on       : false
+                debug : settings.debug,
+                on    : false
               }
             ;
             module.verbose('First request, initializing API');
@@ -562,8 +561,10 @@ $.fn.dropdown = function(parameters) {
         queryRemote: function(query, callback) {
           var
             apiSettings = {
-              errorDuration : false,
-              urlData: {
+              errorDuration        : false,
+              throttle             : settings.throttle,
+              cache                : 'local',
+              urlData              : {
                 query: query
               },
               onError: function() {
@@ -589,7 +590,6 @@ $.fn.dropdown = function(parameters) {
           apiSettings = $.extend(true, {}, apiSettings, settings.apiSettings);
           $module
             .api('setting', apiSettings)
-            .api('abort')
             .api('query')
           ;
         },
@@ -896,6 +896,9 @@ $.fn.dropdown = function(parameters) {
                 isBubbledEvent = ($subMenu.find($target).length > 0)
               ;
               if(!isBubbledEvent && (!hasSubMenu || settings.allowCategorySelection)) {
+                if(!settings.useLabels) {
+                  module.remove.searchTerm();
+                }
                 module.determine.selectAction.call(this, text, value);
               }
             }
@@ -1049,6 +1052,7 @@ $.fn.dropdown = function(parameters) {
 
                 // enter (select or open sub-menu)
                 if(pressedKey == keys.enter || pressedKey == keys.delimiter) {
+
                   if(pressedKey == keys.enter && hasSelectedItem && hasSubMenu && !settings.allowCategorySelection) {
                     module.verbose('Pressed enter on unselectable category, opening sub menu');
                     pressedKey = keys.rightArrow;
@@ -1391,6 +1395,7 @@ $.fn.dropdown = function(parameters) {
                 var
                   name = module.read.remoteData(value)
                 ;
+                module.verbose('Restoring value from session data', name, value);
                 remoteValues[value] = (name)
                   ? name
                   : value
@@ -1635,7 +1640,6 @@ $.fn.dropdown = function(parameters) {
             }
           },
           values: function() {
-            module.debug('Restoring selected values');
             module.set.initialLoad();
             if(settings.apiSettings) {
               if(settings.saveRemoteData) {
@@ -2874,7 +2878,8 @@ $.fn.dropdown.settings = {
   action                 : 'activate', // action on item selection (nothing, activate, select, combo, hide, function(){})
 
   apiSettings            : false,
-  saveRemoteData         : false,      // Whether remote name/value pairs should be stored in sessionStorage to allow remote data to be restored on page refresh
+  saveRemoteData         : true,      // Whether remote name/value pairs should be stored in sessionStorage to allow remote data to be restored on page refresh
+  throttle               : 100,        // How long to wait after last user input to search remotely
 
   direction              : 'auto',     // Whether dropdown should always open in one direction
   keepOnScreen           : true,       // Whether dropdown should check whether it is on screen before showing