quick menu: add entry to reorder categories; tweak menu layout

tt-rss.js

@@ -613,6 +613,18 @@ function quickMenuGo(opid) {
 			resize_headlines();
 		}
 
+		if (opid == "qmcToggleReorder") {
+			feedlist_sortable_enabled = !feedlist_sortable_enabled;
+
+			if (feedlist_sortable_enabled) {
+				notify_info("Category reordering enabled");
+				toggle_sortable_feedlist(true);
+			} else {
+				notify_info("Category reordering disabled");
+				toggle_sortable_feedlist(false);
+			}
+		}
+
 		if (opid == "qmcResetCats") {
 
 			if (confirm(__("Reset category order?"))) {

tt-rss.php

@@ -187,13 +187,18 @@
 					<option value="qmcCatchupAll"><?php echo __('Mark as read') ?></option>
 					<option value="qmcShowOnlyUnread"><?php echo __('(Un)hide read feeds') ?></option>
 					</optgroup>
+					<optgroup label="<?php echo __('Categories:') ?>">
+
+					<option value="qmcToggleReorder"><?php echo __('Toggle reordering mode') ?></option>
+					<option value="qmcResetCats"><?php echo __('Reset order') ?></option>
+					</optgroup>
+
 					<optgroup label="<?php echo __('Other actions:') ?>">
 
 					<option value="qmcAddLabel"><?php echo __('Create label...') ?></option>
 					<option value="qmcAddFilter"><?php echo __('Create filter...') ?></option>
 					<option value="qmcResetUI"><?php echo __('Reset UI layout') ?></option>
-					<option value="qmcResetCats"><?php echo __('Reset category order') ?></option>
+					<option value="qmcHKhelp"><?php echo __('Keyboard shortcuts help') ?></option>
-					<option value="qmcHKhelp"><?php echo __('Keyboard shortcuts') ?></option>
 					</optgroup>
 
 			</select>