THRIFT-136. s/async/oneway/ in the Thrift IDL

This is the real change.  The lexer now recognizes "oneway"
and warns on "async".  All example and test IDLs have been
updated, as have the syntax files.


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@757994 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/rb/spec/ThriftSpec.thrift b/lib/rb/spec/ThriftSpec.thrift
index 51758a3..045e5f5 100644
--- a/lib/rb/spec/ThriftSpec.thrift
+++ b/lib/rb/spec/ThriftSpec.thrift
@@ -40,7 +40,7 @@
 service NonblockingService {
   Hello greeting(1:bool english)
   bool block()
-  async void unblock(1:i32 n)
-  async void shutdown()
+  oneway void unblock(1:i32 n)
+  oneway void shutdown()
   void sleep(1:double seconds)
 }