THRIFT-192. erl: Fix handling of booleans


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@757870 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/test/ThriftTest.thrift b/test/ThriftTest.thrift
index a042d7e..e7152c4 100644
--- a/test/ThriftTest.thrift
+++ b/test/ThriftTest.thrift
@@ -22,6 +22,11 @@
   2: i32 type
 }
 
+struct Bools {
+  1: bool im_true,
+  2: bool im_false,
+}
+
 struct Xtruct
 {
   1:  string string_thing,