Lots of Ruby code generation improvements

Summary: Submitted by Kevin Clark, Ruby guru from Powerset

Reviewed By: mcslee

Test Plan: He updated the tests in trunk/test/rb/

Notes: The code is now officially "ruby-ish" and idiomatic


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665151 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/compiler/cpp/configure.ac b/compiler/cpp/configure.ac
index f6aa0f5..2e4b603 100644
--- a/compiler/cpp/configure.ac
+++ b/compiler/cpp/configure.ac
@@ -10,6 +10,8 @@
 
 AC_CHECK_HEADERS([stddef.h])
 
+AX_BOOST_BASE([1.33.1])
+
 AC_CHECK_FUNCS([mkdir])
 
 AC_CHECK_FUNCS([realpath])