removed a line from release notes that was not true (feature already backported into 2.0)

00-RELEASENOTES

@@ -26,7 +26,6 @@ WHAT'S NEW IN REDIS 2.2.x
 * Non blocking loading of .rdb / AOF file on startup, with process information in the INFO output.
 * Now Redis has a clean, powerful, supported C library: hiredis.
 * Code layout completely new, the 2.0.x huge redis.c file is now splitted in many parts.
-* Better MONITOR output.
 * Redis-benchmark rewritten to be faster and in order to use hiredis as well.
 * Endless other CPU optimizations and bugs fixed.