DEVELOPERS.TXT in passenger-2.0.6 vs DEVELOPERS.TXT in passenger-2.1.2

@@ -3,11 +3,11 @@
 == Required software
 
 The tests need the following software installed:
 
 * All the usual Phusion Passenger dependencies.
-* Ruby on Rails >= 2.0.1
+* Ruby on Rails 2.0.1 (*exactly* 2.0.1)
 * rspec >= 1.1.2
 * mime-types >= 1.15
 
 The following software is optional:
 
@@ -25,13 +25,13 @@
  rake
 
 == Directory structure
 
 The most important directories are:
-[ lib/passenger ]
+[ lib/phusion_passenger ]
   The source code for the spawn server, which is written in Ruby.
-[ ext/passenger ]
+[ ext/phusion_passenger ]
   Native extensions for Ruby, used by the spawn server.
 [ ext/apache2 ]
   The Phusion Passenger Apache 2 module (mod_passenger).
 [ bin ]
   Executables.
@@ -46,10 +46,16 @@
 
 Less important directories:
 [ lib/rake ]
   Rake tasks.
 [ ext/boost ]
-  A vendor copy of the Boost C++ library (www.boost.org).
+  A stripped-down and customized version of the Boost C++ library
+  (www.boost.org).
+[ ext/oxt ]
+  The "OS eXtensions for boosT" library, which provides various important
+  functionality necessary for writing robust server software. It provides
+  things like support for interruptable system calls and portable backtraces
+  for C++. Boost was modified to make use of the functionality provided by OXT.
 [ benchmark ]
   Benchmark tools.
 [ misc ]
   Miscellaneous tools.