CHANGELOG.md in instrumental_agent-0.9.0 vs CHANGELOG.md in instrumental_agent-0.9.1

@@ -1,4 +1,7 @@
+### 0.9.1 [March 6th, 2012]
+* No longer install system_timer on Ruby 1.8.x, but warn if it's not installed
+
 ### 0.9.0 [February 20th, 2012]
 * Added manual synchronous flushing command
 * Fixed bug with data dropping on short-lived forks
 
 ### 0.8.3 [February 9th, 2012]