THRIFT-2499 Compiler: allow annotations without "= value"
Client: compiler general
Patch: Dave Watson

This closes #87

commit 078ce57e816eeb3697acf6f2c50e09526da73d3b
 Author: Dave Watson <davejwatson@fb.com>
 Date: 2014-03-21T19:42:31Z

[thrift] Compiler: allow annotations without "= value"

Summary: (foo) is the same as (foo = 1), for brevity

Test: AnnotationTest.thrift still compiles
diff --git a/test/AnnotationTest.thrift b/test/AnnotationTest.thrift
index dac476f..06bf571 100644
--- a/test/AnnotationTest.thrift
+++ b/test/AnnotationTest.thrift
@@ -28,6 +28,7 @@
   cpp.type = "DenseFoo",
   python.type = "DenseFoo",
   java.final = "",
+  annotation.without.value,
 )
 
 exception foo_error {