Merge in trunk. Updates to manual/update to latest libtest.

diff --cc ChangeLog
index 3e7cc6392890b5f11dda22fc35cbc7eb48d92ea6,200846cf6ad260dc44e4aa79009869a45fac5448..969eda068562df7b06fc7d7b5b9bec787a5a39a6
--- 1/ChangeLog
--- 2/ChangeLog
+++ b/ChangeLog
@@@ -1,9 -1,9 +1,10 @@@
- 0.50
- 
+ 0.50 Mon Jun 20 10:36:57 PDT 2011
   * Updates to C++ interface 
   * Custom free allocators need to now check for value before calling free.
- 
+  * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
+  * Fix for stats structure.
+  * Updates to documentation.
 + * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
  
  0.49 Thu Apr 14 08:43:37 PDT 2011
    * Fix calls to auto methods so that if value is not passed in nothing bad happens.
@@@ -11,8 -11,7 +12,6 @@@
    * New error system.
    * New flow control for messages means faster get/set calls.
    * Added new documentation system.
-   * A behavior change has been now made that if you specify a weight for any
-   server, we enable the weight flag and do weight balancing.
 -  * A behavior change has been now made that if you specify a weight for any server, we enable the weight flag and do weight balancing.
    * A behavior change has been now made that if you specify a weight for any server, we enable the weight flag and do weight balancing.  
    * Added MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS to simplify the setting of AUTO REJECT for servers.
  

diff --cc support/libmemcached.spec.in
Simple merge