THRIFT-136. s/async/oneway/ in misc places

This is mostly an internal-only change.
It affects docstrings, messages, variables, test cases, etc.


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@757992 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/py/src/server/TNonblockingServer.py b/lib/py/src/server/TNonblockingServer.py
index 816827c..2f8b76b 100644
--- a/lib/py/src/server/TNonblockingServer.py
+++ b/lib/py/src/server/TNonblockingServer.py
@@ -148,7 +148,7 @@
         This function is the only function witch can be called asynchronous.
         
         The ready can switch Connection to three states:
-            WAIT_LEN if request was async.
+            WAIT_LEN if request was oneway.
             SEND_ANSWER if request was processed in normal way.
             CLOSED if request throws unexpected exception.