Changelog updates, increasing version number.

CHANGELOG.txt

 
+Drupal 7.4, 2011-06-29
+----------------------
+- Rolled back patch that caused fatal errors in CTools, Feeds, and other modules using the class registry.
+- Fixed critical bug with saving default images.
+- Fixed fatal errors when uninstalling some modules.
+- Added workaround for MySQL transaction support breaking on DDL statments.
+- Improved page caching with external caching systems.
+- Fix to Batch API, which was terminating too early.
+- Numerous upgrade path fixes.
+- Performance fixes.
+- Additional test coverage.
+- Numerous documentation fixes.
+
 Drupal 7.3, 2011-06-29
 ----------------------
 - Fixed security issue (Access bypass), see SA-CORE-2011-002.

includes/bootstrap.inc

@@ -8,7 +8,7 @@
 /**
  * The current system version.
  */
-define('VERSION', '7.3');
+define('VERSION', '7.4');
 
 /**
  * Core API compatibility.