PHP7 Compatibility release

Author: Alexandra Nantel

extension.meta.xml

@@ -21,14 +21,14 @@
 		</author>
 	</authors>
 	<releases>
+		<release version="2.9.0" date="TBA" min="4.0.0" max="4.x.x" php-min="5.6.x" php-max="7.x.x">
+			- PHP7 Compatibility
+			- Update for Symphony 4.x
+		</release>
 		<release version="2.8.0" date="2018-03-02" min="2.7.0" max="4.x.x" php-min="5.6.x" php-max="7.x.x">
 			- Add sql: filtering mode
 		</release>
-		<release version="2.7.3" date="2017-08-15" min="2.6.0" max="4.x.x" php-min="5.6.x" php-max="7.x.x">
-			- PHP7 Compatibility
-		</release>
-		<release version="2.7.2" date="2017-08-15" min="2.6.0" max="4.x.x" php-min="5.6.x" php-max="7.x.x">
-			- PHP7 Compatibility
+		<release version="2.7.2" date="2017-08-15" min="2.6.0" max="2.x.x">
 			- Make sure the handle INDEX is not more than 1000b
 		</release>
 		<release version="2.7.1" date="2017-08-10" min="2.6.0" max="2.x.x">