diff --git a/functions/wpt_frontend.php b/functions/wpt_frontend.php
index 99b3370d..dbc5533d 100644
--- a/functions/wpt_frontend.php
+++ b/functions/wpt_frontend.php
@@ -136,7 +136,7 @@ function wpt_events($atts, $content=null) {
 			'upcoming' => 'true',
 			'past' => false,
 			'paginateby'=>array(),
-			'category'=> false, // deprecated since v0.8.4.
+			'category'=> false, // deprecated since v0.9.
 			'cat'=>false,
 			'category_name'=>false,
 			'category__and'=>false,
@@ -198,7 +198,7 @@ function wpt_events($atts, $content=null) {
 		}
 
 		/**
-		 * Deprecated since v0.8.4.
+		 * Deprecated since v0.9.
 		 * Use `cat`, `category_name`, `category__and`, `category__in` or `category__not_in` instead.
 		 */
 
@@ -280,7 +280,7 @@ function wpt_productions($atts, $content=null) {
 		}
 
 		/**
-		 * Deprecated since v0.8.4. 
+		 * Deprecated since v0.9. 
 		 * Use `cat`, `category_name`, `category__and`, `category__in` or `category__not_in` instead.
 		 */
 
diff --git a/readme.txt b/readme.txt
index 46b7a7a7..8134c691 100644
--- a/readme.txt
+++ b/readme.txt
@@ -2,7 +2,7 @@
 Contributors: slimndap
 Tags: theatre, stage, venue, events, shows, concerts, tickets, ticketing, sports, performances, calendar, workshops, theater, cinema
 Requires at least: 3.8
-Tested up to: 3.9
+Tested up to: 4.0
 Stable tag: trunk
 License: GPLv2
 License URI: http://www.gnu.org/licenses/gpl-2.0.html
@@ -76,6 +76,21 @@ The new feature may be added directly to the Theater plugin or as an extension s
 
 == Changelog ==
 
+= 0.9 = 
+* Added support for start and end dates in `[wpt_events]` shortcode. You can throw anything at it that strtotime understands! Some examples:
+    * `[wpt_events start="now"]`
+    * `[wpt_events start="today"]`
+    * `[wpt_events start="2014-09-02"]`
+    * `[wpt_events end="now"]`
+    * `[wpt_events start="2014-09-01" end="2014-10-01"]`
+    * `[wpt_events start="now" end="+1 week"]`
+    * `[wpt_events start="next Monday" end="next Monday +1 week"]`
+* Removed WordPress SEO by Yoast meta box from event admin screens.
+
+
+= 0.8.3 =
+* Bugfixes.
+
 = 0.8.2 = 
 * New date filter for template placeholder: `{{datetime|date('D j')}}`. Thank you [Epco](http://wordpress.org/support/profile/epco)!
 * Show all events for today or tomorrow: `[wpt_events day="today"]` and `[wpt_events day="tomorrow"]`. Thank you [mychelemy](https://github.com/mychelemy)!
diff --git a/tests/test_theatre.php b/tests/test_theatre.php
index 923a24e0..f0578c96 100755
--- a/tests/test_theatre.php
+++ b/tests/test_theatre.php
@@ -286,6 +286,35 @@ function test_shortcode_wpt_events_filter_season() {
 	}
 	
 	function test_shortcode_wpt_events_filter_category() {
+
+		// test with cat
+		$result = do_shortcode('[wpt_events cat="'.$this->category_film.','.$this->category_muziek.'"]');
+		$this->assertEquals(3, substr_count($result, '"wp_theatre_event"'), $result);
+
+		$result = do_shortcode('[wpt_events cat="-'.$this->category_film.','.$this->category_muziek.'"]');
+		$this->assertEquals(1, substr_count($result, '"wp_theatre_event"'), $result);
+		
+		// test with category_name
+		$this->assertEquals(3, substr_count(do_shortcode('[wpt_events category_name="muziek"]'), '"wp_theatre_event"'));
+
+		$result = do_shortcode('[wpt_events category_name="muziek,film"]');
+		$this->assertEquals(3, substr_count($result, '"wp_theatre_event"'), $result);
+		
+		// test with an excluded category__in
+		$this->assertEquals(2, substr_count(do_shortcode('[wpt_events category__in="'.$this->category_film.'"]'), '"wp_theatre_event"'));
+
+		// test with category__not_in
+		// should list events from all productions except 1.
+		$this->assertEquals(2, substr_count(do_shortcode('[wpt_events category__not_in="'.$this->category_film.'"]'), '"wp_theatre_event"'));
+
+		// test with category__and_in
+		$this->assertEquals(2, substr_count(do_shortcode('[wpt_events category__and="'.$this->category_film.','.$this->category_muziek.'"]'), '"wp_theatre_event"'));
+
+
+
+	}
+	
+	function test_shortcode_wpt_events_filter_category_deprecated() {
 		$this->assertEquals(3, substr_count(do_shortcode('[wpt_events category="muziek"]'), '"wp_theatre_event"'));
 	}
 	
diff --git a/theater.php b/theater.php
index 5bfa6c7c..06fa5a1d 100644
--- a/theater.php
+++ b/theater.php
@@ -4,7 +4,7 @@
 Plugin URI: http://wordpress.org/plugins/theatre/
 Description: Turn your Wordpress website into a theater website.
 Author: Jeroen Schmit, Slim & Dapper
-Version: 0.8.3
+Version: 0.9
 Author URI: http://slimndap.com/
 Text Domain: wp_theatre
 Domain Path: /lang
@@ -25,7 +25,7 @@
  *	echo $wp_theatre->events->html_listing($args); // a list of all upcoming events, paginated by month
  */
 
-$wpt_version = '0.8.3';
+$wpt_version = '0.9';
 
 class WP_Theatre {
 	function __construct() {