add cancel button to editor, fix issue with autosave of categories

Zotlabs/Module/Article_edit.php

@@ -128,6 +128,7 @@ class Article_edit extends \Zotlabs\Web\Controller {
 			'$title' => t('Edit Article'),
 			'$delete' => ((($itm[0]['author_xchan'] === $ob_hash) || ($itm[0]['owner_xchan'] === $ob_hash)) ? t('Delete') : false),
 			'$id' => $itm[0]['id'],
+			'$cancel' => t('Cancel'),
 			'$editor' => $editor
 		));
 

Zotlabs/Module/Card_edit.php

@@ -128,6 +128,7 @@ class Card_edit extends \Zotlabs\Web\Controller {
 			'$title' => t('Edit Card'),
 			'$delete' => ((($itm[0]['author_xchan'] === $ob_hash) || ($itm[0]['owner_xchan'] === $ob_hash)) ? t('Delete') : false),
 			'$id' => $itm[0]['id'],
+			'$cancel' => t('Cancel'),
 			'$editor' => $editor
 		));
 

Zotlabs/Module/Editblock.php

@@ -138,6 +138,7 @@ class Editblock extends \Zotlabs\Web\Controller {
 			'$title' => t('Edit Block'),
 			'$delete' => ((($itm[0]['author_xchan'] === $ob_hash) || ($itm[0]['owner_xchan'] === $ob_hash)) ? t('Delete') : false),
 			'$id' => $itm[0]['id'],
+			'$cancel' => t('Cancel'),
 			'$editor' => $editor
 		));
 

Zotlabs/Module/Editlayout.php

@@ -137,6 +137,7 @@ class Editlayout extends \Zotlabs\Web\Controller {
 			'$title' => t('Edit Layout'),
 			'$delete' => ((($itm[0]['author_xchan'] === $ob_hash) || ($itm[0]['owner_xchan'] === $ob_hash)) ? t('Delete') : false),
 			'$id' => $itm[0]['id'],
+			'$cancel' => t('Cancel'),
 			'$editor' => $editor
 		));
 

Zotlabs/Module/Editpost.php

@@ -106,6 +106,7 @@ class Editpost extends \Zotlabs\Web\Controller {
 
 		$o .= replace_macros(get_markup_template('edpost_head.tpl'), array(
 			'$title' => t('Edit post'),
+			'$cancel' => t('Cancel'),
 			'$editor' => $editor
 		));
 

Zotlabs/Module/Editwebpage.php

@@ -166,6 +166,7 @@ class Editwebpage extends \Zotlabs\Web\Controller {
 			'$title' => t('Edit Webpage'),
 			'$delete' => ((($itm[0]['author_xchan'] === $ob_hash) || ($itm[0]['owner_xchan'] === $ob_hash)) ? t('Delete') : false),
 			'$editor' => $editor,
+			'$cancel' => t('Cancel'),
 			'$id' => $itm[0]['id']
 		));
 

Zotlabs/Module/Rpost.php

@@ -142,6 +142,7 @@ class Rpost extends \Zotlabs\Web\Controller {
 	
 		$o .= replace_macros(get_markup_template('edpost_head.tpl'), array(
 			'$title' => t('Edit post'),
+			'$cancel' => '',
 			'$editor' => $editor
 		));